Home / 142,875.62-214,297.01-37,702.79

Finding the Fourth Proportional to 142,875.62, 214,297.01 and 37,702.79

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Solution

The fourth proportional to 142,875.62, 214,297.01 and 37,702.79 is: 56,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,875.62 : 214,297.01 = 37,702.79 : x
  2. Step 2: Convert to fraction form
    142,875.62/214,297.01 = 37,702.79/x
  3. Step 3: Cross multiply
    142,875.62x = 214,297.01 × 37,702.79
  4. Step 4: Simplify right side
    142,875.62x = 8,079,594,850.66
  5. Step 5: Solve for x
    x = 8,079,594,850.66/142,875.62
  6. Step 6: Final answer
    x = 56,549.85

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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.