Home / 237,275.51-327,432.24-129,838.34

Finding the Fourth Proportional to 237,275.51, 327,432.24 and 129,838.34

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Solution

The fourth proportional to 237,275.51, 327,432.24 and 129,838.34 is: 179,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,275.51 : 327,432.24 = 129,838.34 : x
  2. Step 2: Convert to fraction form
    237,275.51/327,432.24 = 129,838.34/x
  3. Step 3: Cross multiply
    237,275.51x = 327,432.24 × 129,838.34
  4. Step 4: Simplify right side
    237,275.51x = 42,513,258,504.08
  5. Step 5: Solve for x
    x = 42,513,258,504.08/237,275.51
  6. Step 6: Final answer
    x = 179,172.55

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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.