Home / 134,292.91-185,356.57-76,965.83

Finding the Fourth Proportional to 134,292.91, 185,356.57 and 76,965.83

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Solution

The fourth proportional to 134,292.91, 185,356.57 and 76,965.83 is: 106,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,292.91 : 185,356.57 = 76,965.83 : x
  2. Step 2: Convert to fraction form
    134,292.91/185,356.57 = 76,965.83/x
  3. Step 3: Cross multiply
    134,292.91x = 185,356.57 × 76,965.83
  4. Step 4: Simplify right side
    134,292.91x = 14,266,121,260.52
  5. Step 5: Solve for x
    x = 14,266,121,260.52/134,292.91
  6. Step 6: Final answer
    x = 106,231.38

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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.