Home / 109,217.48-163,826.08-34,344.20

Finding the Fourth Proportional to 109,217.48, 163,826.08 and 34,344.20

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Solution

The fourth proportional to 109,217.48, 163,826.08 and 34,344.20 is: 51,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,217.48 : 163,826.08 = 34,344.20 : x
  2. Step 2: Convert to fraction form
    109,217.48/163,826.08 = 34,344.20/x
  3. Step 3: Cross multiply
    109,217.48x = 163,826.08 × 34,344.20
  4. Step 4: Simplify right side
    109,217.48x = 5,626,475,656.74
  5. Step 5: Solve for x
    x = 5,626,475,656.74/109,217.48
  6. Step 6: Final answer
    x = 51,516.26

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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.