Home / 109,352.46-150,904.71-61,610.34

Finding the Fourth Proportional to 109,352.46, 150,904.71 and 61,610.34

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Solution

The fourth proportional to 109,352.46, 150,904.71 and 61,610.34 is: 85,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,352.46 : 150,904.71 = 61,610.34 : x
  2. Step 2: Convert to fraction form
    109,352.46/150,904.71 = 61,610.34/x
  3. Step 3: Cross multiply
    109,352.46x = 150,904.71 × 61,610.34
  4. Step 4: Simplify right side
    109,352.46x = 9,297,290,490.70
  5. Step 5: Solve for x
    x = 9,297,290,490.70/109,352.46
  6. Step 6: Final answer
    x = 85,021.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.