Home / 142,671.08-213,956.13-41,448.07

Finding the Fourth Proportional to 142,671.08, 213,956.13 and 41,448.07

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Solution

The fourth proportional to 142,671.08, 213,956.13 and 41,448.07 is: 62,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,671.08 : 213,956.13 = 41,448.07 : x
  2. Step 2: Convert to fraction form
    142,671.08/213,956.13 = 41,448.07/x
  3. Step 3: Cross multiply
    142,671.08x = 213,956.13 × 41,448.07
  4. Step 4: Simplify right side
    142,671.08x = 8,868,067,850.83
  5. Step 5: Solve for x
    x = 8,868,067,850.83/142,671.08
  6. Step 6: Final answer
    x = 62,157.43

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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.