Home / 237,974.94-328,402.35-135,999.23

Finding the Fourth Proportional to 237,974.94, 328,402.35 and 135,999.23

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Solution

The fourth proportional to 237,974.94, 328,402.35 and 135,999.23 is: 187,677.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,974.94 : 328,402.35 = 135,999.23 : x
  2. Step 2: Convert to fraction form
    237,974.94/328,402.35 = 135,999.23/x
  3. Step 3: Cross multiply
    237,974.94x = 328,402.35 × 135,999.23
  4. Step 4: Simplify right side
    237,974.94x = 44,662,466,730.19
  5. Step 5: Solve for x
    x = 44,662,466,730.19/237,974.94
  6. Step 6: Final answer
    x = 187,677.18

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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.