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Finding the Fourth Proportional to 48,689.85, 73,038.95 and 17,097.19

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Solution

The fourth proportional to 48,689.85, 73,038.95 and 17,097.19 is: 25,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,689.85 : 73,038.95 = 17,097.19 : x
  2. Step 2: Convert to fraction form
    48,689.85/73,038.95 = 17,097.19/x
  3. Step 3: Cross multiply
    48,689.85x = 73,038.95 × 17,097.19
  4. Step 4: Simplify right side
    48,689.85x = 1,248,761,084.55
  5. Step 5: Solve for x
    x = 1,248,761,084.55/48,689.85
  6. Step 6: Final answer
    x = 25,647.26

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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.