Home / 125,911.49-173,766.87-70,725.29

Finding the Fourth Proportional to 125,911.49, 173,766.87 and 70,725.29

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Solution

The fourth proportional to 125,911.49, 173,766.87 and 70,725.29 is: 97,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,911.49 : 173,766.87 = 70,725.29 : x
  2. Step 2: Convert to fraction form
    125,911.49/173,766.87 = 70,725.29/x
  3. Step 3: Cross multiply
    125,911.49x = 173,766.87 × 70,725.29
  4. Step 4: Simplify right side
    125,911.49x = 12,289,712,273.14
  5. Step 5: Solve for x
    x = 12,289,712,273.14/125,911.49
  6. Step 6: Final answer
    x = 97,605.96

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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.