Home / 174,722.24-240,521.66-129,314.65

Finding the Fourth Proportional to 174,722.24, 240,521.66 and 129,314.65

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Solution

The fourth proportional to 174,722.24, 240,521.66 and 129,314.65 is: 178,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,722.24 : 240,521.66 = 129,314.65 : x
  2. Step 2: Convert to fraction form
    174,722.24/240,521.66 = 129,314.65/x
  3. Step 3: Cross multiply
    174,722.24x = 240,521.66 × 129,314.65
  4. Step 4: Simplify right side
    174,722.24x = 31,102,974,280.32
  5. Step 5: Solve for x
    x = 31,102,974,280.32/174,722.24
  6. Step 6: Final answer
    x = 178,013.83

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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.