Home / 274,689.32-379,102.56-167,322.20

Finding the Fourth Proportional to 274,689.32, 379,102.56 and 167,322.20

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Solution

The fourth proportional to 274,689.32, 379,102.56 and 167,322.20 is: 230,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,689.32 : 379,102.56 = 167,322.20 : x
  2. Step 2: Convert to fraction form
    274,689.32/379,102.56 = 167,322.20/x
  3. Step 3: Cross multiply
    274,689.32x = 379,102.56 × 167,322.20
  4. Step 4: Simplify right side
    274,689.32x = 63,432,274,364.83
  5. Step 5: Solve for x
    x = 63,432,274,364.83/274,689.32
  6. Step 6: Final answer
    x = 230,923.70

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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.