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Finding the Fourth Proportional to 251,598.92, 377,386.05 and 93,815.03

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Solution

The fourth proportional to 251,598.92, 377,386.05 and 93,815.03 is: 140,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,598.92 : 377,386.05 = 93,815.03 : x
  2. Step 2: Convert to fraction form
    251,598.92/377,386.05 = 93,815.03/x
  3. Step 3: Cross multiply
    251,598.92x = 377,386.05 × 93,815.03
  4. Step 4: Simplify right side
    251,598.92x = 35,404,483,602.33
  5. Step 5: Solve for x
    x = 35,404,483,602.33/251,598.92
  6. Step 6: Final answer
    x = 140,717.95

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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.