Home / 84,040.28-126,060.30-39,037.04

Finding the Fourth Proportional to 84,040.28, 126,060.30 and 39,037.04

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Solution

The fourth proportional to 84,040.28, 126,060.30 and 39,037.04 is: 58,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,040.28 : 126,060.30 = 39,037.04 : x
  2. Step 2: Convert to fraction form
    84,040.28/126,060.30 = 39,037.04/x
  3. Step 3: Cross multiply
    84,040.28x = 126,060.30 × 39,037.04
  4. Step 4: Simplify right side
    84,040.28x = 4,921,020,973.51
  5. Step 5: Solve for x
    x = 4,921,020,973.51/84,040.28
  6. Step 6: Final answer
    x = 58,555.50

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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.