Home / 243,013.60-364,520.40-233,172.10

Finding the Fourth Proportional to 243,013.60, 364,520.40 and 233,172.10

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Solution

The fourth proportional to 243,013.60, 364,520.40 and 233,172.10 is: 349,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,013.60 : 364,520.40 = 233,172.10 : x
  2. Step 2: Convert to fraction form
    243,013.60/364,520.40 = 233,172.10/x
  3. Step 3: Cross multiply
    243,013.60x = 364,520.40 × 233,172.10
  4. Step 4: Simplify right side
    243,013.60x = 84,995,987,160.84
  5. Step 5: Solve for x
    x = 84,995,987,160.84/243,013.60
  6. Step 6: Final answer
    x = 349,758.15

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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.