Home / 97,779.31-146,691.85-30,307.82

Finding the Fourth Proportional to 97,779.31, 146,691.85 and 30,307.82

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Solution

The fourth proportional to 97,779.31, 146,691.85 and 30,307.82 is: 45,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,779.31 : 146,691.85 = 30,307.82 : x
  2. Step 2: Convert to fraction form
    97,779.31/146,691.85 = 30,307.82/x
  3. Step 3: Cross multiply
    97,779.31x = 146,691.85 × 30,307.82
  4. Step 4: Simplify right side
    97,779.31x = 4,445,910,258.01
  5. Step 5: Solve for x
    x = 4,445,910,258.01/97,779.31
  6. Step 6: Final answer
    x = 45,468.82

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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.