Home / 237,963.48-328,344.12-136,021.23

Finding the Fourth Proportional to 237,963.48, 328,344.12 and 136,021.23

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Solution

The fourth proportional to 237,963.48, 328,344.12 and 136,021.23 is: 187,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,963.48 : 328,344.12 = 136,021.23 : x
  2. Step 2: Convert to fraction form
    237,963.48/328,344.12 = 136,021.23/x
  3. Step 3: Cross multiply
    237,963.48x = 328,344.12 × 136,021.23
  4. Step 4: Simplify right side
    237,963.48x = 44,661,771,065.67
  5. Step 5: Solve for x
    x = 44,661,771,065.67/237,963.48
  6. Step 6: Final answer
    x = 187,683.30

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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.