Home / 76,146.30-114,227.04-26,219.76

Finding the Fourth Proportional to 76,146.30, 114,227.04 and 26,219.76

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Solution

The fourth proportional to 76,146.30, 114,227.04 and 26,219.76 is: 39,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,146.30 : 114,227.04 = 26,219.76 : x
  2. Step 2: Convert to fraction form
    76,146.30/114,227.04 = 26,219.76/x
  3. Step 3: Cross multiply
    76,146.30x = 114,227.04 × 26,219.76
  4. Step 4: Simplify right side
    76,146.30x = 2,995,005,574.31
  5. Step 5: Solve for x
    x = 2,995,005,574.31/76,146.30
  6. Step 6: Final answer
    x = 39,332.25

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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.