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Finding the Fourth Proportional to 60,345.68, 90,558 and 22,906.67

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Solution

The fourth proportional to 60,345.68, 90,558 and 22,906.67 is: 34,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,345.68 : 90,558 = 22,906.67 : x
  2. Step 2: Convert to fraction form
    60,345.68/90,558 = 22,906.67/x
  3. Step 3: Cross multiply
    60,345.68x = 90,558 × 22,906.67
  4. Step 4: Simplify right side
    60,345.68x = 2,074,381,769.07
  5. Step 5: Solve for x
    x = 2,074,381,769.07/60,345.68
  6. Step 6: Final answer
    x = 34,374.99

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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.