Home / 237,759.48-328,118.22-142,247.70

Finding the Fourth Proportional to 237,759.48, 328,118.22 and 142,247.70

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Solution

The fourth proportional to 237,759.48, 328,118.22 and 142,247.70 is: 196,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,759.48 : 328,118.22 = 142,247.70 : x
  2. Step 2: Convert to fraction form
    237,759.48/328,118.22 = 142,247.70/x
  3. Step 3: Cross multiply
    237,759.48x = 328,118.22 × 142,247.70
  4. Step 4: Simplify right side
    237,759.48x = 46,674,062,123.09
  5. Step 5: Solve for x
    x = 46,674,062,123.09/237,759.48
  6. Step 6: Final answer
    x = 196,307.89

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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.