Home / 237,860.20-328,262.25-157,146.13

Finding the Fourth Proportional to 237,860.20, 328,262.25 and 157,146.13

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Solution

The fourth proportional to 237,860.20, 328,262.25 and 157,146.13 is: 216,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,860.20 : 328,262.25 = 157,146.13 : x
  2. Step 2: Convert to fraction form
    237,860.20/328,262.25 = 157,146.13/x
  3. Step 3: Cross multiply
    237,860.20x = 328,262.25 × 157,146.13
  4. Step 4: Simplify right side
    237,860.20x = 51,585,142,212.59
  5. Step 5: Solve for x
    x = 51,585,142,212.59/237,860.20
  6. Step 6: Final answer
    x = 216,871.68

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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.