Home / 56,475.28-84,740.52-39,941.56

Finding the Fourth Proportional to 56,475.28, 84,740.52 and 39,941.56

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Solution

The fourth proportional to 56,475.28, 84,740.52 and 39,941.56 is: 59,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,475.28 : 84,740.52 = 39,941.56 : x
  2. Step 2: Convert to fraction form
    56,475.28/84,740.52 = 39,941.56/x
  3. Step 3: Cross multiply
    56,475.28x = 84,740.52 × 39,941.56
  4. Step 4: Simplify right side
    56,475.28x = 3,384,668,564.01
  5. Step 5: Solve for x
    x = 3,384,668,564.01/56,475.28
  6. Step 6: Final answer
    x = 59,931.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.