Home / 268,423.97-370,432.15-147,568.30

Finding the Fourth Proportional to 268,423.97, 370,432.15 and 147,568.30

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Solution

The fourth proportional to 268,423.97, 370,432.15 and 147,568.30 is: 203,648.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,423.97 : 370,432.15 = 147,568.30 : x
  2. Step 2: Convert to fraction form
    268,423.97/370,432.15 = 147,568.30/x
  3. Step 3: Cross multiply
    268,423.97x = 370,432.15 × 147,568.30
  4. Step 4: Simplify right side
    268,423.97x = 54,664,041,345.84
  5. Step 5: Solve for x
    x = 54,664,041,345.84/268,423.97
  6. Step 6: Final answer
    x = 203,648.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.