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Finding the Fourth Proportional to 55,657.53, 83,490.08 and 22,377.60

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Solution

The fourth proportional to 55,657.53, 83,490.08 and 22,377.60 is: 33,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,657.53 : 83,490.08 = 22,377.60 : x
  2. Step 2: Convert to fraction form
    55,657.53/83,490.08 = 22,377.60/x
  3. Step 3: Cross multiply
    55,657.53x = 83,490.08 × 22,377.60
  4. Step 4: Simplify right side
    55,657.53x = 1,868,307,502.32
  5. Step 5: Solve for x
    x = 1,868,307,502.32/55,657.53
  6. Step 6: Final answer
    x = 33,567.92

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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.