Home / 125,542.14-173,174.67-84,776.46

Finding the Fourth Proportional to 125,542.14, 173,174.67 and 84,776.46

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Solution

The fourth proportional to 125,542.14, 173,174.67 and 84,776.46 is: 116,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,542.14 : 173,174.67 = 84,776.46 : x
  2. Step 2: Convert to fraction form
    125,542.14/173,174.67 = 84,776.46/x
  3. Step 3: Cross multiply
    125,542.14x = 173,174.67 × 84,776.46
  4. Step 4: Simplify right side
    125,542.14x = 14,681,135,484.27
  5. Step 5: Solve for x
    x = 14,681,135,484.27/125,542.14
  6. Step 6: Final answer
    x = 116,941.89

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1.5x scale

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.