Home / 113,280.74-169,910.16-34,395.66

Finding the Fourth Proportional to 113,280.74, 169,910.16 and 34,395.66

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Solution

The fourth proportional to 113,280.74, 169,910.16 and 34,395.66 is: 51,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,280.74 : 169,910.16 = 34,395.66 : x
  2. Step 2: Convert to fraction form
    113,280.74/169,910.16 = 34,395.66/x
  3. Step 3: Cross multiply
    113,280.74x = 169,910.16 × 34,395.66
  4. Step 4: Simplify right side
    113,280.74x = 5,844,172,093.91
  5. Step 5: Solve for x
    x = 5,844,172,093.91/113,280.74
  6. Step 6: Final answer
    x = 51,590.17

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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.