Home / 113,334.40-170,001.60-112,643.20

Finding the Fourth Proportional to 113,334.40, 170,001.60 and 112,643.20

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Solution

The fourth proportional to 113,334.40, 170,001.60 and 112,643.20 is: 168,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,334.40 : 170,001.60 = 112,643.20 : x
  2. Step 2: Convert to fraction form
    113,334.40/170,001.60 = 112,643.20/x
  3. Step 3: Cross multiply
    113,334.40x = 170,001.60 × 112,643.20
  4. Step 4: Simplify right side
    113,334.40x = 19,149,524,229.12
  5. Step 5: Solve for x
    x = 19,149,524,229.12/113,334.40
  6. Step 6: Final answer
    x = 168,964.80

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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.