Home / 131,999.64-198,036.04-60,944

Finding the Fourth Proportional to 131,999.64, 198,036.04 and 60,944

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Solution

The fourth proportional to 131,999.64, 198,036.04 and 60,944 is: 91,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,999.64 : 198,036.04 = 60,944 : x
  2. Step 2: Convert to fraction form
    131,999.64/198,036.04 = 60,944/x
  3. Step 3: Cross multiply
    131,999.64x = 198,036.04 × 60,944
  4. Step 4: Simplify right side
    131,999.64x = 12,069,108,421.76
  5. Step 5: Solve for x
    x = 12,069,108,421.76/131,999.64
  6. Step 6: Final answer
    x = 91,432.89

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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.