Home / 170,648.12-255,862.46-70,877.08

Finding the Fourth Proportional to 170,648.12, 255,862.46 and 70,877.08

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Solution

The fourth proportional to 170,648.12, 255,862.46 and 70,877.08 is: 106,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,648.12 : 255,862.46 = 70,877.08 : x
  2. Step 2: Convert to fraction form
    170,648.12/255,862.46 = 70,877.08/x
  3. Step 3: Cross multiply
    170,648.12x = 255,862.46 × 70,877.08
  4. Step 4: Simplify right side
    170,648.12x = 18,134,784,046.42
  5. Step 5: Solve for x
    x = 18,134,784,046.42/170,648.12
  6. Step 6: Final answer
    x = 106,270.05

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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.