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Finding the Fourth Proportional to 376,756.92, 565,159.68 and 166,394.25

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Solution

The fourth proportional to 376,756.92, 565,159.68 and 166,394.25 is: 249,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,756.92 : 565,159.68 = 166,394.25 : x
  2. Step 2: Convert to fraction form
    376,756.92/565,159.68 = 166,394.25/x
  3. Step 3: Cross multiply
    376,756.92x = 565,159.68 × 166,394.25
  4. Step 4: Simplify right side
    376,756.92x = 94,039,321,083.84
  5. Step 5: Solve for x
    x = 94,039,321,083.84/376,756.92
  6. Step 6: Final answer
    x = 249,602.11

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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.