Home / 84,005.48-126,026.30-41,908.20

Finding the Fourth Proportional to 84,005.48, 126,026.30 and 41,908.20

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Solution

The fourth proportional to 84,005.48, 126,026.30 and 41,908.20 is: 62,871.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,005.48 : 126,026.30 = 41,908.20 : x
  2. Step 2: Convert to fraction form
    84,005.48/126,026.30 = 41,908.20/x
  3. Step 3: Cross multiply
    84,005.48x = 126,026.30 × 41,908.20
  4. Step 4: Simplify right side
    84,005.48x = 5,281,535,385.66
  5. Step 5: Solve for x
    x = 5,281,535,385.66/84,005.48
  6. Step 6: Final answer
    x = 62,871.32

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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.