Home / 270,411.03-373,199.67-157,233.78

Finding the Fourth Proportional to 270,411.03, 373,199.67 and 157,233.78

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Solution

The fourth proportional to 270,411.03, 373,199.67 and 157,233.78 is: 217,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,411.03 : 373,199.67 = 157,233.78 : x
  2. Step 2: Convert to fraction form
    270,411.03/373,199.67 = 157,233.78/x
  3. Step 3: Cross multiply
    270,411.03x = 373,199.67 × 157,233.78
  4. Step 4: Simplify right side
    270,411.03x = 58,679,594,808.85
  5. Step 5: Solve for x
    x = 58,679,594,808.85/270,411.03
  6. Step 6: Final answer
    x = 217,001.48

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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.