Home / 254,964.72-382,432.40-97,209.12

Finding the Fourth Proportional to 254,964.72, 382,432.40 and 97,209.12

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Solution

The fourth proportional to 254,964.72, 382,432.40 and 97,209.12 is: 145,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,964.72 : 382,432.40 = 97,209.12 : x
  2. Step 2: Convert to fraction form
    254,964.72/382,432.40 = 97,209.12/x
  3. Step 3: Cross multiply
    254,964.72x = 382,432.40 × 97,209.12
  4. Step 4: Simplify right side
    254,964.72x = 37,175,917,063.49
  5. Step 5: Solve for x
    x = 37,175,917,063.49/254,964.72
  6. Step 6: Final answer
    x = 145,808.08

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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.