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Finding the Fourth Proportional to 48,978.08, 73,426.16 and 22,701.68

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Solution

The fourth proportional to 48,978.08, 73,426.16 and 22,701.68 is: 34,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,978.08 : 73,426.16 = 22,701.68 : x
  2. Step 2: Convert to fraction form
    48,978.08/73,426.16 = 22,701.68/x
  3. Step 3: Cross multiply
    48,978.08x = 73,426.16 × 22,701.68
  4. Step 4: Simplify right side
    48,978.08x = 1,666,897,187.95
  5. Step 5: Solve for x
    x = 1,666,897,187.95/48,978.08
  6. Step 6: Final answer
    x = 34,033.53

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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.