Home / 83,402.03-115,094.85-45,676.28

Finding the Fourth Proportional to 83,402.03, 115,094.85 and 45,676.28

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Solution

The fourth proportional to 83,402.03, 115,094.85 and 45,676.28 is: 63,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,402.03 : 115,094.85 = 45,676.28 : x
  2. Step 2: Convert to fraction form
    83,402.03/115,094.85 = 45,676.28/x
  3. Step 3: Cross multiply
    83,402.03x = 115,094.85 × 45,676.28
  4. Step 4: Simplify right side
    83,402.03x = 5,257,104,595.16
  5. Step 5: Solve for x
    x = 5,257,104,595.16/83,402.03
  6. Step 6: Final answer
    x = 63,033.29

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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.