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Finding the Fourth Proportional to 47,491.68, 70,886.76 and 41,888.52

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Solution

The fourth proportional to 47,491.68, 70,886.76 and 41,888.52 is: 62,523.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,491.68 : 70,886.76 = 41,888.52 : x
  2. Step 2: Convert to fraction form
    47,491.68/70,886.76 = 41,888.52/x
  3. Step 3: Cross multiply
    47,491.68x = 70,886.76 × 41,888.52
  4. Step 4: Simplify right side
    47,491.68x = 2,969,341,464.00
  5. Step 5: Solve for x
    x = 2,969,341,464.00/47,491.68
  6. Step 6: Final answer
    x = 62,523.40

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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.