Home / 134,168.29-185,084-102,281.83

Finding the Fourth Proportional to 134,168.29, 185,084 and 102,281.83

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Solution

The fourth proportional to 134,168.29, 185,084 and 102,281.83 is: 141,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,168.29 : 185,084 = 102,281.83 : x
  2. Step 2: Convert to fraction form
    134,168.29/185,084 = 102,281.83/x
  3. Step 3: Cross multiply
    134,168.29x = 185,084 × 102,281.83
  4. Step 4: Simplify right side
    134,168.29x = 18,930,730,223.72
  5. Step 5: Solve for x
    x = 18,930,730,223.72/134,168.29
  6. Step 6: Final answer
    x = 141,096.90

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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.