Home / 132,242.90-198,393.51-43,492.82

Finding the Fourth Proportional to 132,242.90, 198,393.51 and 43,492.82

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Solution

The fourth proportional to 132,242.90, 198,393.51 and 43,492.82 is: 65,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,242.90 : 198,393.51 = 43,492.82 : x
  2. Step 2: Convert to fraction form
    132,242.90/198,393.51 = 43,492.82/x
  3. Step 3: Cross multiply
    132,242.90x = 198,393.51 × 43,492.82
  4. Step 4: Simplify right side
    132,242.90x = 8,628,693,219.60
  5. Step 5: Solve for x
    x = 8,628,693,219.60/132,242.90
  6. Step 6: Final answer
    x = 65,248.82

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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.