Home / 82,849.86-114,335.82-47,038.95

Finding the Fourth Proportional to 82,849.86, 114,335.82 and 47,038.95

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Solution

The fourth proportional to 82,849.86, 114,335.82 and 47,038.95 is: 64,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,849.86 : 114,335.82 = 47,038.95 : x
  2. Step 2: Convert to fraction form
    82,849.86/114,335.82 = 47,038.95/x
  3. Step 3: Cross multiply
    82,849.86x = 114,335.82 × 47,038.95
  4. Step 4: Simplify right side
    82,849.86x = 5,378,236,920.19
  5. Step 5: Solve for x
    x = 5,378,236,920.19/82,849.86
  6. Step 6: Final answer
    x = 64,915.46

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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.