Home / 98,344.91-135,695.63-57,501.17

Finding the Fourth Proportional to 98,344.91, 135,695.63 and 57,501.17

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Solution

The fourth proportional to 98,344.91, 135,695.63 and 57,501.17 is: 79,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,344.91 : 135,695.63 = 57,501.17 : x
  2. Step 2: Convert to fraction form
    98,344.91/135,695.63 = 57,501.17/x
  3. Step 3: Cross multiply
    98,344.91x = 135,695.63 × 57,501.17
  4. Step 4: Simplify right side
    98,344.91x = 7,802,656,522.90
  5. Step 5: Solve for x
    x = 7,802,656,522.90/98,344.91
  6. Step 6: Final answer
    x = 79,339.71

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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.