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Finding the Fourth Proportional to 117,244.68, 175,865.49 and 28,497.93

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Solution

The fourth proportional to 117,244.68, 175,865.49 and 28,497.93 is: 42,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,244.68 : 175,865.49 = 28,497.93 : x
  2. Step 2: Convert to fraction form
    117,244.68/175,865.49 = 28,497.93/x
  3. Step 3: Cross multiply
    117,244.68x = 175,865.49 × 28,497.93
  4. Step 4: Simplify right side
    117,244.68x = 5,011,802,423.44
  5. Step 5: Solve for x
    x = 5,011,802,423.44/117,244.68
  6. Step 6: Final answer
    x = 42,746.52

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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.