Home / 80,939.04-111,713.76-52,595.52

Finding the Fourth Proportional to 80,939.04, 111,713.76 and 52,595.52

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Solution

The fourth proportional to 80,939.04, 111,713.76 and 52,595.52 is: 72,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,939.04 : 111,713.76 = 52,595.52 : x
  2. Step 2: Convert to fraction form
    80,939.04/111,713.76 = 52,595.52/x
  3. Step 3: Cross multiply
    80,939.04x = 111,713.76 × 52,595.52
  4. Step 4: Simplify right side
    80,939.04x = 5,875,643,298.36
  5. Step 5: Solve for x
    x = 5,875,643,298.36/80,939.04
  6. Step 6: Final answer
    x = 72,593.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.