Home / 84,535.60-126,807.30-47,067.46

Finding the Fourth Proportional to 84,535.60, 126,807.30 and 47,067.46

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Solution

The fourth proportional to 84,535.60, 126,807.30 and 47,067.46 is: 70,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,535.60 : 126,807.30 = 47,067.46 : x
  2. Step 2: Convert to fraction form
    84,535.60/126,807.30 = 47,067.46/x
  3. Step 3: Cross multiply
    84,535.60x = 126,807.30 × 47,067.46
  4. Step 4: Simplify right side
    84,535.60x = 5,968,497,520.46
  5. Step 5: Solve for x
    x = 5,968,497,520.46/84,535.60
  6. Step 6: Final answer
    x = 70,603.36

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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.