Home / 82,341.36-113,631.53-44,615.61

Finding the Fourth Proportional to 82,341.36, 113,631.53 and 44,615.61

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Solution

The fourth proportional to 82,341.36, 113,631.53 and 44,615.61 is: 61,569.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,341.36 : 113,631.53 = 44,615.61 : x
  2. Step 2: Convert to fraction form
    82,341.36/113,631.53 = 44,615.61/x
  3. Step 3: Cross multiply
    82,341.36x = 113,631.53 × 44,615.61
  4. Step 4: Simplify right side
    82,341.36x = 5,069,739,803.11
  5. Step 5: Solve for x
    x = 5,069,739,803.11/82,341.36
  6. Step 6: Final answer
    x = 61,569.78

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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.