Home / 52,070.22-71,852.49-30,557.75

Finding the Fourth Proportional to 52,070.22, 71,852.49 and 30,557.75

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Solution

The fourth proportional to 52,070.22, 71,852.49 and 30,557.75 is: 42,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,070.22 : 71,852.49 = 30,557.75 : x
  2. Step 2: Convert to fraction form
    52,070.22/71,852.49 = 30,557.75/x
  3. Step 3: Cross multiply
    52,070.22x = 71,852.49 × 30,557.75
  4. Step 4: Simplify right side
    52,070.22x = 2,195,650,067.04
  5. Step 5: Solve for x
    x = 2,195,650,067.04/52,070.22
  6. Step 6: Final answer
    x = 42,167.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.