Home / 125,595.04-188,401.20-42,460.96

Finding the Fourth Proportional to 125,595.04, 188,401.20 and 42,460.96

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Solution

The fourth proportional to 125,595.04, 188,401.20 and 42,460.96 is: 63,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,595.04 : 188,401.20 = 42,460.96 : x
  2. Step 2: Convert to fraction form
    125,595.04/188,401.20 = 42,460.96/x
  3. Step 3: Cross multiply
    125,595.04x = 188,401.20 × 42,460.96
  4. Step 4: Simplify right side
    125,595.04x = 7,999,695,817.15
  5. Step 5: Solve for x
    x = 7,999,695,817.15/125,595.04
  6. Step 6: Final answer
    x = 63,694.36

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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.