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Finding the Fourth Proportional to 62,671.51, 93,566.85 and 47,801.11

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Solution

The fourth proportional to 62,671.51, 93,566.85 and 47,801.11 is: 71,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,671.51 : 93,566.85 = 47,801.11 : x
  2. Step 2: Convert to fraction form
    62,671.51/93,566.85 = 47,801.11/x
  3. Step 3: Cross multiply
    62,671.51x = 93,566.85 × 47,801.11
  4. Step 4: Simplify right side
    62,671.51x = 4,472,599,289.20
  5. Step 5: Solve for x
    x = 4,472,599,289.20/62,671.51
  6. Step 6: Final answer
    x = 71,365.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.