Home / 125,348.90-188,003.18-36,581.60

Finding the Fourth Proportional to 125,348.90, 188,003.18 and 36,581.60

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Solution

The fourth proportional to 125,348.90, 188,003.18 and 36,581.60 is: 54,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,348.90 : 188,003.18 = 36,581.60 : x
  2. Step 2: Convert to fraction form
    125,348.90/188,003.18 = 36,581.60/x
  3. Step 3: Cross multiply
    125,348.90x = 188,003.18 × 36,581.60
  4. Step 4: Simplify right side
    125,348.90x = 6,877,457,129.49
  5. Step 5: Solve for x
    x = 6,877,457,129.49/125,348.90
  6. Step 6: Final answer
    x = 54,866.51

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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.