Home / 170,106.77-254,680.20-89,963.12

Finding the Fourth Proportional to 170,106.77, 254,680.20 and 89,963.12

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Solution

The fourth proportional to 170,106.77, 254,680.20 and 89,963.12 is: 134,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,106.77 : 254,680.20 = 89,963.12 : x
  2. Step 2: Convert to fraction form
    170,106.77/254,680.20 = 89,963.12/x
  3. Step 3: Cross multiply
    170,106.77x = 254,680.20 × 89,963.12
  4. Step 4: Simplify right side
    170,106.77x = 22,911,826,030.92
  5. Step 5: Solve for x
    x = 22,911,826,030.92/170,106.77
  6. Step 6: Final answer
    x = 134,690.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.