Home / 133,062.40-199,885.20-98,225.92

Finding the Fourth Proportional to 133,062.40, 199,885.20 and 98,225.92

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Solution

The fourth proportional to 133,062.40, 199,885.20 and 98,225.92 is: 147,554.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,062.40 : 199,885.20 = 98,225.92 : x
  2. Step 2: Convert to fraction form
    133,062.40/199,885.20 = 98,225.92/x
  3. Step 3: Cross multiply
    133,062.40x = 199,885.20 × 98,225.92
  4. Step 4: Simplify right side
    133,062.40x = 19,633,907,664.38
  5. Step 5: Solve for x
    x = 19,633,907,664.38/133,062.40
  6. Step 6: Final answer
    x = 147,554.14

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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.