Home / 131,998.24-198,000.60-43,332.40

Finding the Fourth Proportional to 131,998.24, 198,000.60 and 43,332.40

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Solution

The fourth proportional to 131,998.24, 198,000.60 and 43,332.40 is: 64,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,998.24 : 198,000.60 = 43,332.40 : x
  2. Step 2: Convert to fraction form
    131,998.24/198,000.60 = 43,332.40/x
  3. Step 3: Cross multiply
    131,998.24x = 198,000.60 × 43,332.40
  4. Step 4: Simplify right side
    131,998.24x = 8,579,841,199.44
  5. Step 5: Solve for x
    x = 8,579,841,199.44/131,998.24
  6. Step 6: Final answer
    x = 64,999.66

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1.5x scale

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.