Home / 282,168.04-423,314.78-132,328.47

Finding the Fourth Proportional to 282,168.04, 423,314.78 and 132,328.47

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Solution

The fourth proportional to 282,168.04, 423,314.78 and 132,328.47 is: 198,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,168.04 : 423,314.78 = 132,328.47 : x
  2. Step 2: Convert to fraction form
    282,168.04/423,314.78 = 132,328.47/x
  3. Step 3: Cross multiply
    282,168.04x = 423,314.78 × 132,328.47
  4. Step 4: Simplify right side
    282,168.04x = 56,016,597,165.79
  5. Step 5: Solve for x
    x = 56,016,597,165.79/282,168.04
  6. Step 6: Final answer
    x = 198,522.12

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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.