Home / 268,566.32-402,875.78-97,834.43

Finding the Fourth Proportional to 268,566.32, 402,875.78 and 97,834.43

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Solution

The fourth proportional to 268,566.32, 402,875.78 and 97,834.43 is: 146,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,566.32 : 402,875.78 = 97,834.43 : x
  2. Step 2: Convert to fraction form
    268,566.32/402,875.78 = 97,834.43/x
  3. Step 3: Cross multiply
    268,566.32x = 402,875.78 × 97,834.43
  4. Step 4: Simplify right side
    268,566.32x = 39,415,119,793.55
  5. Step 5: Solve for x
    x = 39,415,119,793.55/268,566.32
  6. Step 6: Final answer
    x = 146,761.22

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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.