Home / 49,177.67-67,875.91-31,269.17

Finding the Fourth Proportional to 49,177.67, 67,875.91 and 31,269.17

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Solution

The fourth proportional to 49,177.67, 67,875.91 and 31,269.17 is: 43,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177.67 : 67,875.91 = 31,269.17 : x
  2. Step 2: Convert to fraction form
    49,177.67/67,875.91 = 31,269.17/x
  3. Step 3: Cross multiply
    49,177.67x = 67,875.91 × 31,269.17
  4. Step 4: Simplify right side
    49,177.67x = 2,122,423,460.21
  5. Step 5: Solve for x
    x = 2,122,423,460.21/49,177.67
  6. Step 6: Final answer
    x = 43,158.28

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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.