Home / 170,215.80-254,718.90-148,270.20

Finding the Fourth Proportional to 170,215.80, 254,718.90 and 148,270.20

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Solution

The fourth proportional to 170,215.80, 254,718.90 and 148,270.20 is: 221,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,215.80 : 254,718.90 = 148,270.20 : x
  2. Step 2: Convert to fraction form
    170,215.80/254,718.90 = 148,270.20/x
  3. Step 3: Cross multiply
    170,215.80x = 254,718.90 × 148,270.20
  4. Step 4: Simplify right side
    170,215.80x = 37,767,222,246.78
  5. Step 5: Solve for x
    x = 37,767,222,246.78/170,215.80
  6. Step 6: Final answer
    x = 221,878.48

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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.