Home / 268,422.04-402,337.68-110,564.38

Finding the Fourth Proportional to 268,422.04, 402,337.68 and 110,564.38

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Solution

The fourth proportional to 268,422.04, 402,337.68 and 110,564.38 is: 165,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,422.04 : 402,337.68 = 110,564.38 : x
  2. Step 2: Convert to fraction form
    268,422.04/402,337.68 = 110,564.38/x
  3. Step 3: Cross multiply
    268,422.04x = 402,337.68 × 110,564.38
  4. Step 4: Simplify right side
    268,422.04x = 44,484,216,139.84
  5. Step 5: Solve for x
    x = 44,484,216,139.84/268,422.04
  6. Step 6: Final answer
    x = 165,724.90

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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.