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Finding the Fourth Proportional to 60,385.84, 90,549.60 and 25,316.08

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Solution

The fourth proportional to 60,385.84, 90,549.60 and 25,316.08 is: 37,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,385.84 : 90,549.60 = 25,316.08 : x
  2. Step 2: Convert to fraction form
    60,385.84/90,549.60 = 25,316.08/x
  3. Step 3: Cross multiply
    60,385.84x = 90,549.60 × 25,316.08
  4. Step 4: Simplify right side
    60,385.84x = 2,292,360,917.57
  5. Step 5: Solve for x
    x = 2,292,360,917.57/60,385.84
  6. Step 6: Final answer
    x = 37,961.90

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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.