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Finding the Fourth Proportional to 160,602, 240,917.85 and 42,273.96

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Solution

The fourth proportional to 160,602, 240,917.85 and 42,273.96 is: 63,414.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,602 : 240,917.85 = 42,273.96 : x
  2. Step 2: Convert to fraction form
    160,602/240,917.85 = 42,273.96/x
  3. Step 3: Cross multiply
    160,602x = 240,917.85 × 42,273.96
  4. Step 4: Simplify right side
    160,602x = 10,184,551,554.19
  5. Step 5: Solve for x
    x = 10,184,551,554.19/160,602
  6. Step 6: Final answer
    x = 63,414.85

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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.