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Finding the Fourth Proportional to 118,287, 177,424.02 and 48,225.24

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Solution

The fourth proportional to 118,287, 177,424.02 and 48,225.24 is: 72,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,287 : 177,424.02 = 48,225.24 : x
  2. Step 2: Convert to fraction form
    118,287/177,424.02 = 48,225.24/x
  3. Step 3: Cross multiply
    118,287x = 177,424.02 × 48,225.24
  4. Step 4: Simplify right side
    118,287x = 8,556,315,946.26
  5. Step 5: Solve for x
    x = 8,556,315,946.26/118,287
  6. Step 6: Final answer
    x = 72,335.22

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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.