Home / 142,874.89-214,297.21-58,643.94

Finding the Fourth Proportional to 142,874.89, 214,297.21 and 58,643.94

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Solution

The fourth proportional to 142,874.89, 214,297.21 and 58,643.94 is: 87,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,874.89 : 214,297.21 = 58,643.94 : x
  2. Step 2: Convert to fraction form
    142,874.89/214,297.21 = 58,643.94/x
  3. Step 3: Cross multiply
    142,874.89x = 214,297.21 × 58,643.94
  4. Step 4: Simplify right side
    142,874.89x = 12,567,232,725.41
  5. Step 5: Solve for x
    x = 12,567,232,725.41/142,874.89
  6. Step 6: Final answer
    x = 87,959.70

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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.