Home / 264,226.49-396,381.03-86,693.12

Finding the Fourth Proportional to 264,226.49, 396,381.03 and 86,693.12

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Solution

The fourth proportional to 264,226.49, 396,381.03 and 86,693.12 is: 130,053.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,226.49 : 396,381.03 = 86,693.12 : x
  2. Step 2: Convert to fraction form
    264,226.49/396,381.03 = 86,693.12/x
  3. Step 3: Cross multiply
    264,226.49x = 396,381.03 × 86,693.12
  4. Step 4: Simplify right side
    264,226.49x = 34,363,506,217.61
  5. Step 5: Solve for x
    x = 34,363,506,217.61/264,226.49
  6. Step 6: Final answer
    x = 130,053.22

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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.