Home / 94,063.24-129,645.66-89,634.16

Finding the Fourth Proportional to 94,063.24, 129,645.66 and 89,634.16

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Solution

The fourth proportional to 94,063.24, 129,645.66 and 89,634.16 is: 123,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,063.24 : 129,645.66 = 89,634.16 : x
  2. Step 2: Convert to fraction form
    94,063.24/129,645.66 = 89,634.16/x
  3. Step 3: Cross multiply
    94,063.24x = 129,645.66 × 89,634.16
  4. Step 4: Simplify right side
    94,063.24x = 11,620,679,831.75
  5. Step 5: Solve for x
    x = 11,620,679,831.75/94,063.24
  6. Step 6: Final answer
    x = 123,541.14

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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.