Home / 79,193.28-118,660.16-47,933.76

Finding the Fourth Proportional to 79,193.28, 118,660.16 and 47,933.76

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Solution

The fourth proportional to 79,193.28, 118,660.16 and 47,933.76 is: 71,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,193.28 : 118,660.16 = 47,933.76 : x
  2. Step 2: Convert to fraction form
    79,193.28/118,660.16 = 47,933.76/x
  3. Step 3: Cross multiply
    79,193.28x = 118,660.16 × 47,933.76
  4. Step 4: Simplify right side
    79,193.28x = 5,687,827,631.00
  5. Step 5: Solve for x
    x = 5,687,827,631.00/79,193.28
  6. Step 6: Final answer
    x = 71,822.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.