Home / 170,721.64-235,611.54-94,254.40

Finding the Fourth Proportional to 170,721.64, 235,611.54 and 94,254.40

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Solution

The fourth proportional to 170,721.64, 235,611.54 and 94,254.40 is: 130,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,721.64 : 235,611.54 = 94,254.40 : x
  2. Step 2: Convert to fraction form
    170,721.64/235,611.54 = 94,254.40/x
  3. Step 3: Cross multiply
    170,721.64x = 235,611.54 × 94,254.40
  4. Step 4: Simplify right side
    170,721.64x = 22,207,424,335.78
  5. Step 5: Solve for x
    x = 22,207,424,335.78/170,721.64
  6. Step 6: Final answer
    x = 130,079.73

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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.