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Finding the Fourth Proportional to 94,317.61, 130,092.40 and 64,050.39

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Solution

The fourth proportional to 94,317.61, 130,092.40 and 64,050.39 is: 88,344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,317.61 : 130,092.40 = 64,050.39 : x
  2. Step 2: Convert to fraction form
    94,317.61/130,092.40 = 64,050.39/x
  3. Step 3: Cross multiply
    94,317.61x = 130,092.40 × 64,050.39
  4. Step 4: Simplify right side
    94,317.61x = 8,332,468,635.78
  5. Step 5: Solve for x
    x = 8,332,468,635.78/94,317.61
  6. Step 6: Final answer
    x = 88,344.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.