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Finding the Fourth Proportional to 74,952.55, 103,435.80 and 44,732.01

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Solution

The fourth proportional to 74,952.55, 103,435.80 and 44,732.01 is: 61,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,952.55 : 103,435.80 = 44,732.01 : x
  2. Step 2: Convert to fraction form
    74,952.55/103,435.80 = 44,732.01/x
  3. Step 3: Cross multiply
    74,952.55x = 103,435.80 × 44,732.01
  4. Step 4: Simplify right side
    74,952.55x = 4,626,891,239.96
  5. Step 5: Solve for x
    x = 4,626,891,239.96/74,952.55
  6. Step 6: Final answer
    x = 61,730.94

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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.