Home / 82,535.85-113,897.61-48,537.72

Finding the Fourth Proportional to 82,535.85, 113,897.61 and 48,537.72

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Solution

The fourth proportional to 82,535.85, 113,897.61 and 48,537.72 is: 66,980.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,535.85 : 113,897.61 = 48,537.72 : x
  2. Step 2: Convert to fraction form
    82,535.85/113,897.61 = 48,537.72/x
  3. Step 3: Cross multiply
    82,535.85x = 113,897.61 × 48,537.72
  4. Step 4: Simplify right side
    82,535.85x = 5,528,330,302.85
  5. Step 5: Solve for x
    x = 5,528,330,302.85/82,535.85
  6. Step 6: Final answer
    x = 66,980.96

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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.