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Finding the Fourth Proportional to 60,064.80, 90,142.08 and 22,661.76

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Solution

The fourth proportional to 60,064.80, 90,142.08 and 22,661.76 is: 34,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,064.80 : 90,142.08 = 22,661.76 : x
  2. Step 2: Convert to fraction form
    60,064.80/90,142.08 = 22,661.76/x
  3. Step 3: Cross multiply
    60,064.80x = 90,142.08 × 22,661.76
  4. Step 4: Simplify right side
    60,064.80x = 2,042,778,182.86
  5. Step 5: Solve for x
    x = 2,042,778,182.86/60,064.80
  6. Step 6: Final answer
    x = 34,009.57

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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.