Home / 143,156.45-214,726.77-58,895.28

Finding the Fourth Proportional to 143,156.45, 214,726.77 and 58,895.28

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Solution

The fourth proportional to 143,156.45, 214,726.77 and 58,895.28 is: 88,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,156.45 : 214,726.77 = 58,895.28 : x
  2. Step 2: Convert to fraction form
    143,156.45/214,726.77 = 58,895.28/x
  3. Step 3: Cross multiply
    143,156.45x = 214,726.77 × 58,895.28
  4. Step 4: Simplify right side
    143,156.45x = 12,646,394,047.87
  5. Step 5: Solve for x
    x = 12,646,394,047.87/143,156.45
  6. Step 6: Final answer
    x = 88,339.68

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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.