Home / 143,178.77-214,705.51-58,882.61

Finding the Fourth Proportional to 143,178.77, 214,705.51 and 58,882.61

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Solution

The fourth proportional to 143,178.77, 214,705.51 and 58,882.61 is: 88,298.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,178.77 : 214,705.51 = 58,882.61 : x
  2. Step 2: Convert to fraction form
    143,178.77/214,705.51 = 58,882.61/x
  3. Step 3: Cross multiply
    143,178.77x = 214,705.51 × 58,882.61
  4. Step 4: Simplify right side
    143,178.77x = 12,642,420,810.18
  5. Step 5: Solve for x
    x = 12,642,420,810.18/143,178.77
  6. Step 6: Final answer
    x = 88,298.15

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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.