Home / 149,084.20-223,637.10-89,792.20

Finding the Fourth Proportional to 149,084.20, 223,637.10 and 89,792.20

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Solution

The fourth proportional to 149,084.20, 223,637.10 and 89,792.20 is: 134,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,084.20 : 223,637.10 = 89,792.20 : x
  2. Step 2: Convert to fraction form
    149,084.20/223,637.10 = 89,792.20/x
  3. Step 3: Cross multiply
    149,084.20x = 223,637.10 × 89,792.20
  4. Step 4: Simplify right side
    149,084.20x = 20,080,867,210.62
  5. Step 5: Solve for x
    x = 20,080,867,210.62/149,084.20
  6. Step 6: Final answer
    x = 134,694.80

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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.