Home / 141,278.92-211,871.58-57,017.32

Finding the Fourth Proportional to 141,278.92, 211,871.58 and 57,017.32

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Solution

The fourth proportional to 141,278.92, 211,871.58 and 57,017.32 is: 85,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,278.92 : 211,871.58 = 57,017.32 : x
  2. Step 2: Convert to fraction form
    141,278.92/211,871.58 = 57,017.32/x
  3. Step 3: Cross multiply
    141,278.92x = 211,871.58 × 57,017.32
  4. Step 4: Simplify right side
    141,278.92x = 12,080,349,675.77
  5. Step 5: Solve for x
    x = 12,080,349,675.77/141,278.92
  6. Step 6: Final answer
    x = 85,507.09

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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.