Home / 94,146.47-129,921.62-51,125.57

Finding the Fourth Proportional to 94,146.47, 129,921.62 and 51,125.57

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Solution

The fourth proportional to 94,146.47, 129,921.62 and 51,125.57 is: 70,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,146.47 : 129,921.62 = 51,125.57 : x
  2. Step 2: Convert to fraction form
    94,146.47/129,921.62 = 51,125.57/x
  3. Step 3: Cross multiply
    94,146.47x = 129,921.62 × 51,125.57
  4. Step 4: Simplify right side
    94,146.47x = 6,642,316,947.00
  5. Step 5: Solve for x
    x = 6,642,316,947.00/94,146.47
  6. Step 6: Final answer
    x = 70,553.01

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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.