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Finding the Fourth Proportional to 242,802.70, 364,241.54 and 82,841.14

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Solution

The fourth proportional to 242,802.70, 364,241.54 and 82,841.14 is: 124,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,802.70 : 364,241.54 = 82,841.14 : x
  2. Step 2: Convert to fraction form
    242,802.70/364,241.54 = 82,841.14/x
  3. Step 3: Cross multiply
    242,802.70x = 364,241.54 × 82,841.14
  4. Step 4: Simplify right side
    242,802.70x = 30,174,184,408.96
  5. Step 5: Solve for x
    x = 30,174,184,408.96/242,802.70
  6. Step 6: Final answer
    x = 124,274.50

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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.