Home / 104,790.21-157,204.76-34,670.13

Finding the Fourth Proportional to 104,790.21, 157,204.76 and 34,670.13

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Solution

The fourth proportional to 104,790.21, 157,204.76 and 34,670.13 is: 52,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,790.21 : 157,204.76 = 34,670.13 : x
  2. Step 2: Convert to fraction form
    104,790.21/157,204.76 = 34,670.13/x
  3. Step 3: Cross multiply
    104,790.21x = 157,204.76 × 34,670.13
  4. Step 4: Simplify right side
    104,790.21x = 5,450,309,292.47
  5. Step 5: Solve for x
    x = 5,450,309,292.47/104,790.21
  6. Step 6: Final answer
    x = 52,011.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.