Home / 253,402.79-380,191.12-95,676.35

Finding the Fourth Proportional to 253,402.79, 380,191.12 and 95,676.35

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Solution

The fourth proportional to 253,402.79, 380,191.12 and 95,676.35 is: 143,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,402.79 : 380,191.12 = 95,676.35 : x
  2. Step 2: Convert to fraction form
    253,402.79/380,191.12 = 95,676.35/x
  3. Step 3: Cross multiply
    253,402.79x = 380,191.12 × 95,676.35
  4. Step 4: Simplify right side
    253,402.79x = 36,375,296,523.87
  5. Step 5: Solve for x
    x = 36,375,296,523.87/253,402.79
  6. Step 6: Final answer
    x = 143,547.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.