Home / 125,858.22-173,685.57-69,270.90

Finding the Fourth Proportional to 125,858.22, 173,685.57 and 69,270.90

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Solution

The fourth proportional to 125,858.22, 173,685.57 and 69,270.90 is: 95,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,858.22 : 173,685.57 = 69,270.90 : x
  2. Step 2: Convert to fraction form
    125,858.22/173,685.57 = 69,270.90/x
  3. Step 3: Cross multiply
    125,858.22x = 173,685.57 × 69,270.90
  4. Step 4: Simplify right side
    125,858.22x = 12,031,355,750.91
  5. Step 5: Solve for x
    x = 12,031,355,750.91/125,858.22
  6. Step 6: Final answer
    x = 95,594.52

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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.