Home / 141,877.36-212,188.56-126,192.52

Finding the Fourth Proportional to 141,877.36, 212,188.56 and 126,192.52

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Solution

The fourth proportional to 141,877.36, 212,188.56 and 126,192.52 is: 188,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,877.36 : 212,188.56 = 126,192.52 : x
  2. Step 2: Convert to fraction form
    141,877.36/212,188.56 = 126,192.52/x
  3. Step 3: Cross multiply
    141,877.36x = 212,188.56 × 126,192.52
  4. Step 4: Simplify right side
    141,877.36x = 26,776,609,101.57
  5. Step 5: Solve for x
    x = 26,776,609,101.57/141,877.36
  6. Step 6: Final answer
    x = 188,730.67

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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.