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Finding the Fourth Proportional to 60,415.72, 90,573.68 and 26,657.70

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Solution

The fourth proportional to 60,415.72, 90,573.68 and 26,657.70 is: 39,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,415.72 : 90,573.68 = 26,657.70 : x
  2. Step 2: Convert to fraction form
    60,415.72/90,573.68 = 26,657.70/x
  3. Step 3: Cross multiply
    60,415.72x = 90,573.68 × 26,657.70
  4. Step 4: Simplify right side
    60,415.72x = 2,414,485,989.34
  5. Step 5: Solve for x
    x = 2,414,485,989.34/60,415.72
  6. Step 6: Final answer
    x = 39,964.53

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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.