Home / 99,079.20-148,618.80-32,529.60

Finding the Fourth Proportional to 99,079.20, 148,618.80 and 32,529.60

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Solution

The fourth proportional to 99,079.20, 148,618.80 and 32,529.60 is: 48,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,079.20 : 148,618.80 = 32,529.60 : x
  2. Step 2: Convert to fraction form
    99,079.20/148,618.80 = 32,529.60/x
  3. Step 3: Cross multiply
    99,079.20x = 148,618.80 × 32,529.60
  4. Step 4: Simplify right side
    99,079.20x = 4,834,510,116.48
  5. Step 5: Solve for x
    x = 4,834,510,116.48/99,079.20
  6. Step 6: Final answer
    x = 48,794.40

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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.