Home / 236,734.24-326,691.31-129,304.35

Finding the Fourth Proportional to 236,734.24, 326,691.31 and 129,304.35

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Solution

The fourth proportional to 236,734.24, 326,691.31 and 129,304.35 is: 178,438.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,734.24 : 326,691.31 = 129,304.35 : x
  2. Step 2: Convert to fraction form
    236,734.24/326,691.31 = 129,304.35/x
  3. Step 3: Cross multiply
    236,734.24x = 326,691.31 × 129,304.35
  4. Step 4: Simplify right side
    236,734.24x = 42,242,605,210.22
  5. Step 5: Solve for x
    x = 42,242,605,210.22/236,734.24
  6. Step 6: Final answer
    x = 178,438.93

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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.