Home / 133,575.18-200,436.56-74,444.18

Finding the Fourth Proportional to 133,575.18, 200,436.56 and 74,444.18

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Solution

The fourth proportional to 133,575.18, 200,436.56 and 74,444.18 is: 111,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,575.18 : 200,436.56 = 74,444.18 : x
  2. Step 2: Convert to fraction form
    133,575.18/200,436.56 = 74,444.18/x
  3. Step 3: Cross multiply
    133,575.18x = 200,436.56 × 74,444.18
  4. Step 4: Simplify right side
    133,575.18x = 14,921,335,351.22
  5. Step 5: Solve for x
    x = 14,921,335,351.22/133,575.18
  6. Step 6: Final answer
    x = 111,707.39

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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.