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Finding the Fourth Proportional to 295,066.10, 442,015.95 and 161,707.70

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Solution

The fourth proportional to 295,066.10, 442,015.95 and 161,707.70 is: 242,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,066.10 : 442,015.95 = 161,707.70 : x
  2. Step 2: Convert to fraction form
    295,066.10/442,015.95 = 161,707.70/x
  3. Step 3: Cross multiply
    295,066.10x = 442,015.95 × 161,707.70
  4. Step 4: Simplify right side
    295,066.10x = 71,477,382,637.82
  5. Step 5: Solve for x
    x = 71,477,382,637.82/295,066.10
  6. Step 6: Final answer
    x = 242,241.93

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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.