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Finding the Fourth Proportional to 48,607.60, 72,943.80 and 22,298.80

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Solution

The fourth proportional to 48,607.60, 72,943.80 and 22,298.80 is: 33,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.60 : 72,943.80 = 22,298.80 : x
  2. Step 2: Convert to fraction form
    48,607.60/72,943.80 = 22,298.80/x
  3. Step 3: Cross multiply
    48,607.60x = 72,943.80 × 22,298.80
  4. Step 4: Simplify right side
    48,607.60x = 1,626,559,207.44
  5. Step 5: Solve for x
    x = 1,626,559,207.44/48,607.60
  6. Step 6: Final answer
    x = 33,463.06

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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.