Home / 91,098.03-136,663.44-43,672.93

Finding the Fourth Proportional to 91,098.03, 136,663.44 and 43,672.93

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Solution

The fourth proportional to 91,098.03, 136,663.44 and 43,672.93 is: 65,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,098.03 : 136,663.44 = 43,672.93 : x
  2. Step 2: Convert to fraction form
    91,098.03/136,663.44 = 43,672.93/x
  3. Step 3: Cross multiply
    91,098.03x = 136,663.44 × 43,672.93
  4. Step 4: Simplify right side
    91,098.03x = 5,968,492,848.68
  5. Step 5: Solve for x
    x = 5,968,492,848.68/91,098.03
  6. Step 6: Final answer
    x = 65,517.25

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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.