Home / 53,748.80-74,174.20-31,092.92

Finding the Fourth Proportional to 53,748.80, 74,174.20 and 31,092.92

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Solution

The fourth proportional to 53,748.80, 74,174.20 and 31,092.92 is: 42,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,748.80 : 74,174.20 = 31,092.92 : x
  2. Step 2: Convert to fraction form
    53,748.80/74,174.20 = 31,092.92/x
  3. Step 3: Cross multiply
    53,748.80x = 74,174.20 × 31,092.92
  4. Step 4: Simplify right side
    53,748.80x = 2,306,292,466.66
  5. Step 5: Solve for x
    x = 2,306,292,466.66/53,748.80
  6. Step 6: Final answer
    x = 42,908.72

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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.