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Finding the Fourth Proportional to 48,618.99, 72,928.56 and 32,053.02

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Solution

The fourth proportional to 48,618.99, 72,928.56 and 32,053.02 is: 48,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,618.99 : 72,928.56 = 32,053.02 : x
  2. Step 2: Convert to fraction form
    48,618.99/72,928.56 = 32,053.02/x
  3. Step 3: Cross multiply
    48,618.99x = 72,928.56 × 32,053.02
  4. Step 4: Simplify right side
    48,618.99x = 2,337,580,592.25
  5. Step 5: Solve for x
    x = 2,337,580,592.25/48,618.99
  6. Step 6: Final answer
    x = 48,079.58

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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.