Home / 231,173.18-346,774.90-71,229.50

Finding the Fourth Proportional to 231,173.18, 346,774.90 and 71,229.50

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Solution

The fourth proportional to 231,173.18, 346,774.90 and 71,229.50 is: 106,848.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,173.18 : 346,774.90 = 71,229.50 : x
  2. Step 2: Convert to fraction form
    231,173.18/346,774.90 = 71,229.50/x
  3. Step 3: Cross multiply
    231,173.18x = 346,774.90 × 71,229.50
  4. Step 4: Simplify right side
    231,173.18x = 24,700,602,739.55
  5. Step 5: Solve for x
    x = 24,700,602,739.55/231,173.18
  6. Step 6: Final answer
    x = 106,848.91

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1.5x scale

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.