Home / 142,827.70-214,241.55-37,657.30

Finding the Fourth Proportional to 142,827.70, 214,241.55 and 37,657.30

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Solution

The fourth proportional to 142,827.70, 214,241.55 and 37,657.30 is: 56,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,827.70 : 214,241.55 = 37,657.30 : x
  2. Step 2: Convert to fraction form
    142,827.70/214,241.55 = 37,657.30/x
  3. Step 3: Cross multiply
    142,827.70x = 214,241.55 × 37,657.30
  4. Step 4: Simplify right side
    142,827.70x = 8,067,758,320.82
  5. Step 5: Solve for x
    x = 8,067,758,320.82/142,827.70
  6. Step 6: Final answer
    x = 56,485.95

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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.