Home / 83,125.62-114,700.14-47,316.33

Finding the Fourth Proportional to 83,125.62, 114,700.14 and 47,316.33

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Solution

The fourth proportional to 83,125.62, 114,700.14 and 47,316.33 is: 65,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,125.62 : 114,700.14 = 47,316.33 : x
  2. Step 2: Convert to fraction form
    83,125.62/114,700.14 = 47,316.33/x
  3. Step 3: Cross multiply
    83,125.62x = 114,700.14 × 47,316.33
  4. Step 4: Simplify right side
    83,125.62x = 5,427,189,675.29
  5. Step 5: Solve for x
    x = 5,427,189,675.29/83,125.62
  6. Step 6: Final answer
    x = 65,289.01

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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.