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Finding the Fourth Proportional to 73,483.68, 101,377.30 and 47,981.24

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Solution

The fourth proportional to 73,483.68, 101,377.30 and 47,981.24 is: 66,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,483.68 : 101,377.30 = 47,981.24 : x
  2. Step 2: Convert to fraction form
    73,483.68/101,377.30 = 47,981.24/x
  3. Step 3: Cross multiply
    73,483.68x = 101,377.30 × 47,981.24
  4. Step 4: Simplify right side
    73,483.68x = 4,864,208,561.85
  5. Step 5: Solve for x
    x = 4,864,208,561.85/73,483.68
  6. Step 6: Final answer
    x = 66,194.41

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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.