Home / 113,605.61-170,408.82-34,719.51

Finding the Fourth Proportional to 113,605.61, 170,408.82 and 34,719.51

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Solution

The fourth proportional to 113,605.61, 170,408.82 and 34,719.51 is: 52,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,605.61 : 170,408.82 = 34,719.51 : x
  2. Step 2: Convert to fraction form
    113,605.61/170,408.82 = 34,719.51/x
  3. Step 3: Cross multiply
    113,605.61x = 170,408.82 × 34,719.51
  4. Step 4: Simplify right side
    113,605.61x = 5,916,510,730.08
  5. Step 5: Solve for x
    x = 5,916,510,730.08/113,605.61
  6. Step 6: Final answer
    x = 52,079.39

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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.