Home / 56,869.48-85,278.30-29,186.92

Finding the Fourth Proportional to 56,869.48, 85,278.30 and 29,186.92

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Solution

The fourth proportional to 56,869.48, 85,278.30 and 29,186.92 is: 43,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,869.48 : 85,278.30 = 29,186.92 : x
  2. Step 2: Convert to fraction form
    56,869.48/85,278.30 = 29,186.92/x
  3. Step 3: Cross multiply
    56,869.48x = 85,278.30 × 29,186.92
  4. Step 4: Simplify right side
    56,869.48x = 2,489,010,919.84
  5. Step 5: Solve for x
    x = 2,489,010,919.84/56,869.48
  6. Step 6: Final answer
    x = 43,767.08

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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.