Home / 141,548.65-212,257.37-52,778.32

Finding the Fourth Proportional to 141,548.65, 212,257.37 and 52,778.32

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Solution

The fourth proportional to 141,548.65, 212,257.37 and 52,778.32 is: 79,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,548.65 : 212,257.37 = 52,778.32 : x
  2. Step 2: Convert to fraction form
    141,548.65/212,257.37 = 52,778.32/x
  3. Step 3: Cross multiply
    141,548.65x = 212,257.37 × 52,778.32
  4. Step 4: Simplify right side
    141,548.65x = 11,202,587,633.21
  5. Step 5: Solve for x
    x = 11,202,587,633.21/141,548.65
  6. Step 6: Final answer
    x = 79,143.02

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1.5x scale

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.