Home / 109,030.71-163,546.07-34,151.12

Finding the Fourth Proportional to 109,030.71, 163,546.07 and 34,151.12

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Solution

The fourth proportional to 109,030.71, 163,546.07 and 34,151.12 is: 51,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,030.71 : 163,546.07 = 34,151.12 : x
  2. Step 2: Convert to fraction form
    109,030.71/163,546.07 = 34,151.12/x
  3. Step 3: Cross multiply
    109,030.71x = 163,546.07 × 34,151.12
  4. Step 4: Simplify right side
    109,030.71x = 5,585,281,700.21
  5. Step 5: Solve for x
    x = 5,585,281,700.21/109,030.71
  6. Step 6: Final answer
    x = 51,226.68

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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.