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Finding the Fourth Proportional to 48,351, 72,637.68 and 34,345.08

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Solution

The fourth proportional to 48,351, 72,637.68 and 34,345.08 is: 51,596.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,351 : 72,637.68 = 34,345.08 : x
  2. Step 2: Convert to fraction form
    48,351/72,637.68 = 34,345.08/x
  3. Step 3: Cross multiply
    48,351x = 72,637.68 × 34,345.08
  4. Step 4: Simplify right side
    48,351x = 2,494,746,930.61
  5. Step 5: Solve for x
    x = 2,494,746,930.61/48,351
  6. Step 6: Final answer
    x = 51,596.59

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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.