Home / 141,973.85-212,333.22-126,289.01

Finding the Fourth Proportional to 141,973.85, 212,333.22 and 126,289.01

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Solution

The fourth proportional to 141,973.85, 212,333.22 and 126,289.01 is: 188,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,973.85 : 212,333.22 = 126,289.01 : x
  2. Step 2: Convert to fraction form
    141,973.85/212,333.22 = 126,289.01/x
  3. Step 3: Cross multiply
    141,973.85x = 212,333.22 × 126,289.01
  4. Step 4: Simplify right side
    141,973.85x = 26,815,351,082.25
  5. Step 5: Solve for x
    x = 26,815,351,082.25/141,973.85
  6. Step 6: Final answer
    x = 188,875.29

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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.