Home / 84,550.04-126,789.42-34,595.72

Finding the Fourth Proportional to 84,550.04, 126,789.42 and 34,595.72

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Solution

The fourth proportional to 84,550.04, 126,789.42 and 34,595.72 is: 51,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,550.04 : 126,789.42 = 34,595.72 : x
  2. Step 2: Convert to fraction form
    84,550.04/126,789.42 = 34,595.72/x
  3. Step 3: Cross multiply
    84,550.04x = 126,789.42 × 34,595.72
  4. Step 4: Simplify right side
    84,550.04x = 4,386,371,273.28
  5. Step 5: Solve for x
    x = 4,386,371,273.28/84,550.04
  6. Step 6: Final answer
    x = 51,879.00

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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.