Home / 61,977.15-85,521.69-35,119.17

Finding the Fourth Proportional to 61,977.15, 85,521.69 and 35,119.17

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Solution

The fourth proportional to 61,977.15, 85,521.69 and 35,119.17 is: 48,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.15 : 85,521.69 = 35,119.17 : x
  2. Step 2: Convert to fraction form
    61,977.15/85,521.69 = 35,119.17/x
  3. Step 3: Cross multiply
    61,977.15x = 85,521.69 × 35,119.17
  4. Step 4: Simplify right side
    61,977.15x = 3,003,450,769.80
  5. Step 5: Solve for x
    x = 3,003,450,769.80/61,977.15
  6. Step 6: Final answer
    x = 48,460.61

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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.