Home / 84,643.20-126,973.44-29,232

Finding the Fourth Proportional to 84,643.20, 126,973.44 and 29,232

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Solution

The fourth proportional to 84,643.20, 126,973.44 and 29,232 is: 43,850.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,643.20 : 126,973.44 = 29,232 : x
  2. Step 2: Convert to fraction form
    84,643.20/126,973.44 = 29,232/x
  3. Step 3: Cross multiply
    84,643.20x = 126,973.44 × 29,232
  4. Step 4: Simplify right side
    84,643.20x = 3,711,687,598.08
  5. Step 5: Solve for x
    x = 3,711,687,598.08/84,643.20
  6. Step 6: Final answer
    x = 43,850.98

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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.