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Finding the Fourth Proportional to 72,095.59, 99,494.76 and 41,468.64

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Solution

The fourth proportional to 72,095.59, 99,494.76 and 41,468.64 is: 57,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,095.59 : 99,494.76 = 41,468.64 : x
  2. Step 2: Convert to fraction form
    72,095.59/99,494.76 = 41,468.64/x
  3. Step 3: Cross multiply
    72,095.59x = 99,494.76 × 41,468.64
  4. Step 4: Simplify right side
    72,095.59x = 4,125,912,726.39
  5. Step 5: Solve for x
    x = 4,125,912,726.39/72,095.59
  6. Step 6: Final answer
    x = 57,228.37

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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.