Home / 125,646.20-173,385.36-69,059.60

Finding the Fourth Proportional to 125,646.20, 173,385.36 and 69,059.60

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Solution

The fourth proportional to 125,646.20, 173,385.36 and 69,059.60 is: 95,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,646.20 : 173,385.36 = 69,059.60 : x
  2. Step 2: Convert to fraction form
    125,646.20/173,385.36 = 69,059.60/x
  3. Step 3: Cross multiply
    125,646.20x = 173,385.36 × 69,059.60
  4. Step 4: Simplify right side
    125,646.20x = 11,973,923,607.46
  5. Step 5: Solve for x
    x = 11,973,923,607.46/125,646.20
  6. Step 6: Final answer
    x = 95,298.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.