Home / 142,844.16-214,267.92-54,073.80

Finding the Fourth Proportional to 142,844.16, 214,267.92 and 54,073.80

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Solution

The fourth proportional to 142,844.16, 214,267.92 and 54,073.80 is: 81,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,844.16 : 214,267.92 = 54,073.80 : x
  2. Step 2: Convert to fraction form
    142,844.16/214,267.92 = 54,073.80/x
  3. Step 3: Cross multiply
    142,844.16x = 214,267.92 × 54,073.80
  4. Step 4: Simplify right side
    142,844.16x = 11,586,280,652.50
  5. Step 5: Solve for x
    x = 11,586,280,652.50/142,844.16
  6. Step 6: Final answer
    x = 81,111.34

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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.