Home / 113,422.30-170,133.45-101,175.10

Finding the Fourth Proportional to 113,422.30, 170,133.45 and 101,175.10

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Solution

The fourth proportional to 113,422.30, 170,133.45 and 101,175.10 is: 151,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,422.30 : 170,133.45 = 101,175.10 : x
  2. Step 2: Convert to fraction form
    113,422.30/170,133.45 = 101,175.10/x
  3. Step 3: Cross multiply
    113,422.30x = 170,133.45 × 101,175.10
  4. Step 4: Simplify right side
    113,422.30x = 17,213,268,817.10
  5. Step 5: Solve for x
    x = 17,213,268,817.10/113,422.30
  6. Step 6: Final answer
    x = 151,762.65

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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.