Home / 147,933.90-222,125.49-129,202.38

Finding the Fourth Proportional to 147,933.90, 222,125.49 and 129,202.38

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Solution

The fourth proportional to 147,933.90, 222,125.49 and 129,202.38 is: 193,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,933.90 : 222,125.49 = 129,202.38 : x
  2. Step 2: Convert to fraction form
    147,933.90/222,125.49 = 129,202.38/x
  3. Step 3: Cross multiply
    147,933.90x = 222,125.49 × 129,202.38
  4. Step 4: Simplify right side
    147,933.90x = 28,699,141,966.67
  5. Step 5: Solve for x
    x = 28,699,141,966.67/147,933.90
  6. Step 6: Final answer
    x = 193,999.77

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1.5x scale

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.