Home / 84,206.43-126,242.64-48,627.36

Finding the Fourth Proportional to 84,206.43, 126,242.64 and 48,627.36

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Solution

The fourth proportional to 84,206.43, 126,242.64 and 48,627.36 is: 72,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,206.43 : 126,242.64 = 48,627.36 : x
  2. Step 2: Convert to fraction form
    84,206.43/126,242.64 = 48,627.36/x
  3. Step 3: Cross multiply
    84,206.43x = 126,242.64 × 48,627.36
  4. Step 4: Simplify right side
    84,206.43x = 6,138,846,302.63
  5. Step 5: Solve for x
    x = 6,138,846,302.63/84,206.43
  6. Step 6: Final answer
    x = 72,902.35

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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.