Home / 99,314.20-148,931.70-32,735.80

Finding the Fourth Proportional to 99,314.20, 148,931.70 and 32,735.80

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Solution

The fourth proportional to 99,314.20, 148,931.70 and 32,735.80 is: 49,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,314.20 : 148,931.70 = 32,735.80 : x
  2. Step 2: Convert to fraction form
    99,314.20/148,931.70 = 32,735.80/x
  3. Step 3: Cross multiply
    99,314.20x = 148,931.70 × 32,735.80
  4. Step 4: Simplify right side
    99,314.20x = 4,875,398,344.86
  5. Step 5: Solve for x
    x = 4,875,398,344.86/99,314.20
  6. Step 6: Final answer
    x = 49,090.65

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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.