Home / 58,119.65-80,139.04-52,452.57

Finding the Fourth Proportional to 58,119.65, 80,139.04 and 52,452.57

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Solution

The fourth proportional to 58,119.65, 80,139.04 and 52,452.57 is: 72,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,119.65 : 80,139.04 = 52,452.57 : x
  2. Step 2: Convert to fraction form
    58,119.65/80,139.04 = 52,452.57/x
  3. Step 3: Cross multiply
    58,119.65x = 80,139.04 × 52,452.57
  4. Step 4: Simplify right side
    58,119.65x = 4,203,498,605.33
  5. Step 5: Solve for x
    x = 4,203,498,605.33/58,119.65
  6. Step 6: Final answer
    x = 72,324.91

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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.