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Finding the Fourth Proportional to 175,071.69, 262,585.65 and 48,721.41

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Solution

The fourth proportional to 175,071.69, 262,585.65 and 48,721.41 is: 73,076.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,071.69 : 262,585.65 = 48,721.41 : x
  2. Step 2: Convert to fraction form
    175,071.69/262,585.65 = 48,721.41/x
  3. Step 3: Cross multiply
    175,071.69x = 262,585.65 × 48,721.41
  4. Step 4: Simplify right side
    175,071.69x = 12,793,543,113.77
  5. Step 5: Solve for x
    x = 12,793,543,113.77/175,071.69
  6. Step 6: Final answer
    x = 73,076.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.