Home / 64,126.14-88,518.75-57,399.90

Finding the Fourth Proportional to 64,126.14, 88,518.75 and 57,399.90

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Solution

The fourth proportional to 64,126.14, 88,518.75 and 57,399.90 is: 79,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,126.14 : 88,518.75 = 57,399.90 : x
  2. Step 2: Convert to fraction form
    64,126.14/88,518.75 = 57,399.90/x
  3. Step 3: Cross multiply
    64,126.14x = 88,518.75 × 57,399.90
  4. Step 4: Simplify right side
    64,126.14x = 5,080,967,398.13
  5. Step 5: Solve for x
    x = 5,080,967,398.13/64,126.14
  6. Step 6: Final answer
    x = 79,233.95

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1.5x scale

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.