Home / 166,031.28-229,116.33-98,070.26

Finding the Fourth Proportional to 166,031.28, 229,116.33 and 98,070.26

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Solution

The fourth proportional to 166,031.28, 229,116.33 and 98,070.26 is: 135,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,031.28 : 229,116.33 = 98,070.26 : x
  2. Step 2: Convert to fraction form
    166,031.28/229,116.33 = 98,070.26/x
  3. Step 3: Cross multiply
    166,031.28x = 229,116.33 × 98,070.26
  4. Step 4: Simplify right side
    166,031.28x = 22,469,496,907.76
  5. Step 5: Solve for x
    x = 22,469,496,907.76/166,031.28
  6. Step 6: Final answer
    x = 135,332.91

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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.