Home / 99,287.28-148,941.82-43,088.76

Finding the Fourth Proportional to 99,287.28, 148,941.82 and 43,088.76

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Solution

The fourth proportional to 99,287.28, 148,941.82 and 43,088.76 is: 64,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,287.28 : 148,941.82 = 43,088.76 : x
  2. Step 2: Convert to fraction form
    99,287.28/148,941.82 = 43,088.76/x
  3. Step 3: Cross multiply
    99,287.28x = 148,941.82 × 43,088.76
  4. Step 4: Simplify right side
    99,287.28x = 6,417,718,335.94
  5. Step 5: Solve for x
    x = 6,417,718,335.94/99,287.28
  6. Step 6: Final answer
    x = 64,637.87

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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.