Home / 141,754.59-195,352.16-101,398.28

Finding the Fourth Proportional to 141,754.59, 195,352.16 and 101,398.28

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Solution

The fourth proportional to 141,754.59, 195,352.16 and 101,398.28 is: 139,737.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,754.59 : 195,352.16 = 101,398.28 : x
  2. Step 2: Convert to fraction form
    141,754.59/195,352.16 = 101,398.28/x
  3. Step 3: Cross multiply
    141,754.59x = 195,352.16 × 101,398.28
  4. Step 4: Simplify right side
    141,754.59x = 19,808,371,534.53
  5. Step 5: Solve for x
    x = 19,808,371,534.53/141,754.59
  6. Step 6: Final answer
    x = 139,737.07

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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.