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Finding the Fourth Proportional to 60,065.80, 90,143.58 and 22,662.76

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Solution

The fourth proportional to 60,065.80, 90,143.58 and 22,662.76 is: 34,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,065.80 : 90,143.58 = 22,662.76 : x
  2. Step 2: Convert to fraction form
    60,065.80/90,143.58 = 22,662.76/x
  3. Step 3: Cross multiply
    60,065.80x = 90,143.58 × 22,662.76
  4. Step 4: Simplify right side
    60,065.80x = 2,042,902,319.08
  5. Step 5: Solve for x
    x = 2,042,902,319.08/60,065.80
  6. Step 6: Final answer
    x = 34,011.07

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1.5x scale

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.