Home / 82,437.28-113,762.84-44,711.60

Finding the Fourth Proportional to 82,437.28, 113,762.84 and 44,711.60

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Solution

The fourth proportional to 82,437.28, 113,762.84 and 44,711.60 is: 61,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,437.28 : 113,762.84 = 44,711.60 : x
  2. Step 2: Convert to fraction form
    82,437.28/113,762.84 = 44,711.60/x
  3. Step 3: Cross multiply
    82,437.28x = 113,762.84 × 44,711.60
  4. Step 4: Simplify right side
    82,437.28x = 5,086,518,596.94
  5. Step 5: Solve for x
    x = 5,086,518,596.94/82,437.28
  6. Step 6: Final answer
    x = 61,701.68

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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.