Home / 76,154.16-114,238.89-26,227.68

Finding the Fourth Proportional to 76,154.16, 114,238.89 and 26,227.68

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Solution

The fourth proportional to 76,154.16, 114,238.89 and 26,227.68 is: 39,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,154.16 : 114,238.89 = 26,227.68 : x
  2. Step 2: Convert to fraction form
    76,154.16/114,238.89 = 26,227.68/x
  3. Step 3: Cross multiply
    76,154.16x = 114,238.89 × 26,227.68
  4. Step 4: Simplify right side
    76,154.16x = 2,996,221,050.48
  5. Step 5: Solve for x
    x = 2,996,221,050.48/76,154.16
  6. Step 6: Final answer
    x = 39,344.15

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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.