Home / 212,924.28-293,781.42-156,237.24

Finding the Fourth Proportional to 212,924.28, 293,781.42 and 156,237.24

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Solution

The fourth proportional to 212,924.28, 293,781.42 and 156,237.24 is: 215,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,924.28 : 293,781.42 = 156,237.24 : x
  2. Step 2: Convert to fraction form
    212,924.28/293,781.42 = 156,237.24/x
  3. Step 3: Cross multiply
    212,924.28x = 293,781.42 × 156,237.24
  4. Step 4: Simplify right side
    212,924.28x = 45,899,598,224.08
  5. Step 5: Solve for x
    x = 45,899,598,224.08/212,924.28
  6. Step 6: Final answer
    x = 215,567.70

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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.