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Finding the Fourth Proportional to 107,684.37, 148,602.20 and 59,934.87

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Solution

The fourth proportional to 107,684.37, 148,602.20 and 59,934.87 is: 82,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,684.37 : 148,602.20 = 59,934.87 : x
  2. Step 2: Convert to fraction form
    107,684.37/148,602.20 = 59,934.87/x
  3. Step 3: Cross multiply
    107,684.37x = 148,602.20 × 59,934.87
  4. Step 4: Simplify right side
    107,684.37x = 8,906,453,239.04
  5. Step 5: Solve for x
    x = 8,906,453,239.04/107,684.37
  6. Step 6: Final answer
    x = 82,708.88

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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.