Home / 53,228.56-79,702.08-32,140.48

Finding the Fourth Proportional to 53,228.56, 79,702.08 and 32,140.48

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Solution

The fourth proportional to 53,228.56, 79,702.08 and 32,140.48 is: 48,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.56 : 79,702.08 = 32,140.48 : x
  2. Step 2: Convert to fraction form
    53,228.56/79,702.08 = 32,140.48/x
  3. Step 3: Cross multiply
    53,228.56x = 79,702.08 × 32,140.48
  4. Step 4: Simplify right side
    53,228.56x = 2,561,663,108.20
  5. Step 5: Solve for x
    x = 2,561,663,108.20/53,228.56
  6. Step 6: Final answer
    x = 48,125.73

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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.