Home / 80,107.20-110,547.36-44,297.28

Finding the Fourth Proportional to 80,107.20, 110,547.36 and 44,297.28

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Solution

The fourth proportional to 80,107.20, 110,547.36 and 44,297.28 is: 61,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,107.20 : 110,547.36 = 44,297.28 : x
  2. Step 2: Convert to fraction form
    80,107.20/110,547.36 = 44,297.28/x
  3. Step 3: Cross multiply
    80,107.20x = 110,547.36 × 44,297.28
  4. Step 4: Simplify right side
    80,107.20x = 4,896,947,359.18
  5. Step 5: Solve for x
    x = 4,896,947,359.18/80,107.20
  6. Step 6: Final answer
    x = 61,129.93

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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.