Home / 74,760.92-112,140.86-27,379.27

Finding the Fourth Proportional to 74,760.92, 112,140.86 and 27,379.27

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Solution

The fourth proportional to 74,760.92, 112,140.86 and 27,379.27 is: 41,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,760.92 : 112,140.86 = 27,379.27 : x
  2. Step 2: Convert to fraction form
    74,760.92/112,140.86 = 27,379.27/x
  3. Step 3: Cross multiply
    74,760.92x = 112,140.86 × 27,379.27
  4. Step 4: Simplify right side
    74,760.92x = 3,070,334,256.46
  5. Step 5: Solve for x
    x = 3,070,334,256.46/74,760.92
  6. Step 6: Final answer
    x = 41,068.70

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1.5x scale

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.