Home / 107,203.28-147,949.60-59,472

Finding the Fourth Proportional to 107,203.28, 147,949.60 and 59,472

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Solution

The fourth proportional to 107,203.28, 147,949.60 and 59,472 is: 82,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,203.28 : 147,949.60 = 59,472 : x
  2. Step 2: Convert to fraction form
    107,203.28/147,949.60 = 59,472/x
  3. Step 3: Cross multiply
    107,203.28x = 147,949.60 × 59,472
  4. Step 4: Simplify right side
    107,203.28x = 8,798,858,611.20
  5. Step 5: Solve for x
    x = 8,798,858,611.20/107,203.28
  6. Step 6: Final answer
    x = 82,076.39

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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.