Home / 60,455.27-83,440.61-41,387.78

Finding the Fourth Proportional to 60,455.27, 83,440.61 and 41,387.78

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Solution

The fourth proportional to 60,455.27, 83,440.61 and 41,387.78 is: 57,123.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,455.27 : 83,440.61 = 41,387.78 : x
  2. Step 2: Convert to fraction form
    60,455.27/83,440.61 = 41,387.78/x
  3. Step 3: Cross multiply
    60,455.27x = 83,440.61 × 41,387.78
  4. Step 4: Simplify right side
    60,455.27x = 3,453,421,296.01
  5. Step 5: Solve for x
    x = 3,453,421,296.01/60,455.27
  6. Step 6: Final answer
    x = 57,123.58

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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.