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Finding the Fourth Proportional to 175,223.16, 241,731.66 and 107,243.16

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Solution

The fourth proportional to 175,223.16, 241,731.66 and 107,243.16 is: 147,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,223.16 : 241,731.66 = 107,243.16 : x
  2. Step 2: Convert to fraction form
    175,223.16/241,731.66 = 107,243.16/x
  3. Step 3: Cross multiply
    175,223.16x = 241,731.66 × 107,243.16
  4. Step 4: Simplify right side
    175,223.16x = 25,924,067,090.45
  5. Step 5: Solve for x
    x = 25,924,067,090.45/175,223.16
  6. Step 6: Final answer
    x = 147,948.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.