Home / 82,148.61-113,365.13-44,422.86

Finding the Fourth Proportional to 82,148.61, 113,365.13 and 44,422.86

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Solution

The fourth proportional to 82,148.61, 113,365.13 and 44,422.86 is: 61,303.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,148.61 : 113,365.13 = 44,422.86 : x
  2. Step 2: Convert to fraction form
    82,148.61/113,365.13 = 44,422.86/x
  3. Step 3: Cross multiply
    82,148.61x = 113,365.13 × 44,422.86
  4. Step 4: Simplify right side
    82,148.61x = 5,036,003,076.76
  5. Step 5: Solve for x
    x = 5,036,003,076.76/82,148.61
  6. Step 6: Final answer
    x = 61,303.57

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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.