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Finding the Fourth Proportional to 242,677.47, 364,017.06 and 74,197.14

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Solution

The fourth proportional to 242,677.47, 364,017.06 and 74,197.14 is: 111,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,677.47 : 364,017.06 = 74,197.14 : x
  2. Step 2: Convert to fraction form
    242,677.47/364,017.06 = 74,197.14/x
  3. Step 3: Cross multiply
    242,677.47x = 364,017.06 × 74,197.14
  4. Step 4: Simplify right side
    242,677.47x = 27,009,024,763.21
  5. Step 5: Solve for x
    x = 27,009,024,763.21/242,677.47
  6. Step 6: Final answer
    x = 111,295.97

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1.5x scale

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.