Home / 231,946.90-348,035.55-91,710.10

Finding the Fourth Proportional to 231,946.90, 348,035.55 and 91,710.10

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Solution

The fourth proportional to 231,946.90, 348,035.55 and 91,710.10 is: 137,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,946.90 : 348,035.55 = 91,710.10 : x
  2. Step 2: Convert to fraction form
    231,946.90/348,035.55 = 91,710.10/x
  3. Step 3: Cross multiply
    231,946.90x = 348,035.55 × 91,710.10
  4. Step 4: Simplify right side
    231,946.90x = 31,918,375,094.06
  5. Step 5: Solve for x
    x = 31,918,375,094.06/231,946.90
  6. Step 6: Final answer
    x = 137,610.70

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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.