Home / 75,539.18-104,235.89-43,702.13

Finding the Fourth Proportional to 75,539.18, 104,235.89 and 43,702.13

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Solution

The fourth proportional to 75,539.18, 104,235.89 and 43,702.13 is: 60,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,539.18 : 104,235.89 = 43,702.13 : x
  2. Step 2: Convert to fraction form
    75,539.18/104,235.89 = 43,702.13/x
  3. Step 3: Cross multiply
    75,539.18x = 104,235.89 × 43,702.13
  4. Step 4: Simplify right side
    75,539.18x = 4,555,329,675.76
  5. Step 5: Solve for x
    x = 4,555,329,675.76/75,539.18
  6. Step 6: Final answer
    x = 60,304.20

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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.