Home / 170,190.80-254,681.40-148,245.20

Finding the Fourth Proportional to 170,190.80, 254,681.40 and 148,245.20

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Solution

The fourth proportional to 170,190.80, 254,681.40 and 148,245.20 is: 221,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,190.80 : 254,681.40 = 148,245.20 : x
  2. Step 2: Convert to fraction form
    170,190.80/254,681.40 = 148,245.20/x
  3. Step 3: Cross multiply
    170,190.80x = 254,681.40 × 148,245.20
  4. Step 4: Simplify right side
    170,190.80x = 37,755,295,079.28
  5. Step 5: Solve for x
    x = 37,755,295,079.28/170,190.80
  6. Step 6: Final answer
    x = 221,840.99

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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.