Home / 153,983.12-230,975.22-47,366.35

Finding the Fourth Proportional to 153,983.12, 230,975.22 and 47,366.35

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Solution

The fourth proportional to 153,983.12, 230,975.22 and 47,366.35 is: 71,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,983.12 : 230,975.22 = 47,366.35 : x
  2. Step 2: Convert to fraction form
    153,983.12/230,975.22 = 47,366.35/x
  3. Step 3: Cross multiply
    153,983.12x = 230,975.22 × 47,366.35
  4. Step 4: Simplify right side
    153,983.12x = 10,940,453,111.85
  5. Step 5: Solve for x
    x = 10,940,453,111.85/153,983.12
  6. Step 6: Final answer
    x = 71,049.69

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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.