Home / 141,764.52-212,646.78-97,256.36

Finding the Fourth Proportional to 141,764.52, 212,646.78 and 97,256.36

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Solution

The fourth proportional to 141,764.52, 212,646.78 and 97,256.36 is: 145,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,764.52 : 212,646.78 = 97,256.36 : x
  2. Step 2: Convert to fraction form
    141,764.52/212,646.78 = 97,256.36/x
  3. Step 3: Cross multiply
    141,764.52x = 212,646.78 × 97,256.36
  4. Step 4: Simplify right side
    141,764.52x = 20,681,251,788.52
  5. Step 5: Solve for x
    x = 20,681,251,788.52/141,764.52
  6. Step 6: Final answer
    x = 145,884.54

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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.