Home / 75,676.90-104,434.08-43,864.24

Finding the Fourth Proportional to 75,676.90, 104,434.08 and 43,864.24

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Solution

The fourth proportional to 75,676.90, 104,434.08 and 43,864.24 is: 60,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,676.90 : 104,434.08 = 43,864.24 : x
  2. Step 2: Convert to fraction form
    75,676.90/104,434.08 = 43,864.24/x
  3. Step 3: Cross multiply
    75,676.90x = 104,434.08 × 43,864.24
  4. Step 4: Simplify right side
    75,676.90x = 4,580,921,549.30
  5. Step 5: Solve for x
    x = 4,580,921,549.30/75,676.90
  6. Step 6: Final answer
    x = 60,532.63

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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.