Home / 178,931.97-246,929.19-98,362.89

Finding the Fourth Proportional to 178,931.97, 246,929.19 and 98,362.89

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Solution

The fourth proportional to 178,931.97, 246,929.19 and 98,362.89 is: 135,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,931.97 : 246,929.19 = 98,362.89 : x
  2. Step 2: Convert to fraction form
    178,931.97/246,929.19 = 98,362.89/x
  3. Step 3: Cross multiply
    178,931.97x = 246,929.19 × 98,362.89
  4. Step 4: Simplify right side
    178,931.97x = 24,288,668,753.76
  5. Step 5: Solve for x
    x = 24,288,668,753.76/178,931.97
  6. Step 6: Final answer
    x = 135,742.48

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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.