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Finding the Fourth Proportional to 53,424.70, 73,702.92 and 32,191.90

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Solution

The fourth proportional to 53,424.70, 73,702.92 and 32,191.90 is: 44,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,424.70 : 73,702.92 = 32,191.90 : x
  2. Step 2: Convert to fraction form
    53,424.70/73,702.92 = 32,191.90/x
  3. Step 3: Cross multiply
    53,424.70x = 73,702.92 × 32,191.90
  4. Step 4: Simplify right side
    53,424.70x = 2,372,637,030.35
  5. Step 5: Solve for x
    x = 2,372,637,030.35/53,424.70
  6. Step 6: Final answer
    x = 44,410.86

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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.