Home / 236,031.81-354,098.17-76,116.85

Finding the Fourth Proportional to 236,031.81, 354,098.17 and 76,116.85

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Solution

The fourth proportional to 236,031.81, 354,098.17 and 76,116.85 is: 114,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,031.81 : 354,098.17 = 76,116.85 : x
  2. Step 2: Convert to fraction form
    236,031.81/354,098.17 = 76,116.85/x
  3. Step 3: Cross multiply
    236,031.81x = 354,098.17 × 76,116.85
  4. Step 4: Simplify right side
    236,031.81x = 26,952,837,291.16
  5. Step 5: Solve for x
    x = 26,952,837,291.16/236,031.81
  6. Step 6: Final answer
    x = 114,191.55

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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.