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Finding the Fourth Proportional to 60,114.68, 82,943.34 and 38,868.38

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Solution

The fourth proportional to 60,114.68, 82,943.34 and 38,868.38 is: 53,628.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,114.68 : 82,943.34 = 38,868.38 : x
  2. Step 2: Convert to fraction form
    60,114.68/82,943.34 = 38,868.38/x
  3. Step 3: Cross multiply
    60,114.68x = 82,943.34 × 38,868.38
  4. Step 4: Simplify right side
    60,114.68x = 3,223,872,842.87
  5. Step 5: Solve for x
    x = 3,223,872,842.87/60,114.68
  6. Step 6: Final answer
    x = 53,628.72

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1.5x scale

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.