Home / 125,313.93-188,064.27-50,434.65

Finding the Fourth Proportional to 125,313.93, 188,064.27 and 50,434.65

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Solution

The fourth proportional to 125,313.93, 188,064.27 and 50,434.65 is: 75,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,313.93 : 188,064.27 = 50,434.65 : x
  2. Step 2: Convert to fraction form
    125,313.93/188,064.27 = 50,434.65/x
  3. Step 3: Cross multiply
    125,313.93x = 188,064.27 × 50,434.65
  4. Step 4: Simplify right side
    125,313.93x = 9,484,955,634.96
  5. Step 5: Solve for x
    x = 9,484,955,634.96/125,313.93
  6. Step 6: Final answer
    x = 75,689.56

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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.