Home / 109,175.77-162,813.92-97,080.31

Finding the Fourth Proportional to 109,175.77, 162,813.92 and 97,080.31

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Solution

The fourth proportional to 109,175.77, 162,813.92 and 97,080.31 is: 144,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,175.77 : 162,813.92 = 97,080.31 : x
  2. Step 2: Convert to fraction form
    109,175.77/162,813.92 = 97,080.31/x
  3. Step 3: Cross multiply
    109,175.77x = 162,813.92 × 97,080.31
  4. Step 4: Simplify right side
    109,175.77x = 15,806,025,825.92
  5. Step 5: Solve for x
    x = 15,806,025,825.92/109,175.77
  6. Step 6: Final answer
    x = 144,775.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.