Home / 170,027.20-255,032.70-57,696.40

Finding the Fourth Proportional to 170,027.20, 255,032.70 and 57,696.40

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Solution

The fourth proportional to 170,027.20, 255,032.70 and 57,696.40 is: 86,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,027.20 : 255,032.70 = 57,696.40 : x
  2. Step 2: Convert to fraction form
    170,027.20/255,032.70 = 57,696.40/x
  3. Step 3: Cross multiply
    170,027.20x = 255,032.70 × 57,696.40
  4. Step 4: Simplify right side
    170,027.20x = 14,714,468,672.28
  5. Step 5: Solve for x
    x = 14,714,468,672.28/170,027.20
  6. Step 6: Final answer
    x = 86,541.85

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1.5x scale

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.