Home / 80,025.79-110,341.90-54,547.24

Finding the Fourth Proportional to 80,025.79, 110,341.90 and 54,547.24

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Solution

The fourth proportional to 80,025.79, 110,341.90 and 54,547.24 is: 75,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,025.79 : 110,341.90 = 54,547.24 : x
  2. Step 2: Convert to fraction form
    80,025.79/110,341.90 = 54,547.24/x
  3. Step 3: Cross multiply
    80,025.79x = 110,341.90 × 54,547.24
  4. Step 4: Simplify right side
    80,025.79x = 6,018,846,101.36
  5. Step 5: Solve for x
    x = 6,018,846,101.36/80,025.79
  6. Step 6: Final answer
    x = 75,211.33

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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.