Home / 170,182.10-255,370.35-117,629.30

Finding the Fourth Proportional to 170,182.10, 255,370.35 and 117,629.30

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Solution

The fourth proportional to 170,182.10, 255,370.35 and 117,629.30 is: 176,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,182.10 : 255,370.35 = 117,629.30 : x
  2. Step 2: Convert to fraction form
    170,182.10/255,370.35 = 117,629.30/x
  3. Step 3: Cross multiply
    170,182.10x = 255,370.35 × 117,629.30
  4. Step 4: Simplify right side
    170,182.10x = 30,039,035,511.26
  5. Step 5: Solve for x
    x = 30,039,035,511.26/170,182.10
  6. Step 6: Final answer
    x = 176,511.13

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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.