Home / 170,788.08-256,182.87-70,948.19

Finding the Fourth Proportional to 170,788.08, 256,182.87 and 70,948.19

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Solution

The fourth proportional to 170,788.08, 256,182.87 and 70,948.19 is: 106,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,788.08 : 256,182.87 = 70,948.19 : x
  2. Step 2: Convert to fraction form
    170,788.08/256,182.87 = 70,948.19/x
  3. Step 3: Cross multiply
    170,788.08x = 256,182.87 × 70,948.19
  4. Step 4: Simplify right side
    170,788.08x = 18,175,709,654.59
  5. Step 5: Solve for x
    x = 18,175,709,654.59/170,788.08
  6. Step 6: Final answer
    x = 106,422.59

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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.