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Finding the Fourth Proportional to 60,349.42, 89,886.60 and 57,187.86

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Solution

The fourth proportional to 60,349.42, 89,886.60 and 57,187.86 is: 85,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,349.42 : 89,886.60 = 57,187.86 : x
  2. Step 2: Convert to fraction form
    60,349.42/89,886.60 = 57,187.86/x
  3. Step 3: Cross multiply
    60,349.42x = 89,886.60 × 57,187.86
  4. Step 4: Simplify right side
    60,349.42x = 5,140,422,296.68
  5. Step 5: Solve for x
    x = 5,140,422,296.68/60,349.42
  6. Step 6: Final answer
    x = 85,177.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.