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Finding the Fourth Proportional to 242,497.46, 363,521.99 and 123,907.39

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Solution

The fourth proportional to 242,497.46, 363,521.99 and 123,907.39 is: 185,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,497.46 : 363,521.99 = 123,907.39 : x
  2. Step 2: Convert to fraction form
    242,497.46/363,521.99 = 123,907.39/x
  3. Step 3: Cross multiply
    242,497.46x = 363,521.99 × 123,907.39
  4. Step 4: Simplify right side
    242,497.46x = 45,043,060,389.47
  5. Step 5: Solve for x
    x = 45,043,060,389.47/242,497.46
  6. Step 6: Final answer
    x = 185,746.52

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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.