Home / 112,057,755.78-154,639,909.32-62,501,323.67

Finding the Fourth Proportional to 112,057,755.78, 154,639,909.32 and 62,501,323.67

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Solution

The fourth proportional to 112,057,755.78, 154,639,909.32 and 62,501,323.67 is: 86,251,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,057,755.78 : 154,639,909.32 = 62,501,323.67 : x
  2. Step 2: Convert to fraction form
    112,057,755.78/154,639,909.32 = 62,501,323.67/x
  3. Step 3: Cross multiply
    112,057,755.78x = 154,639,909.32 × 62,501,323.67
  4. Step 4: Simplify right side
    112,057,755.78x = 9,665,199,024,939,116
  5. Step 5: Solve for x
    x = 9,665,199,024,939,116/112,057,755.78
  6. Step 6: Final answer
    x = 86,251,941.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.