Home / 140,067.52-210,114.12-55,807.24

Finding the Fourth Proportional to 140,067.52, 210,114.12 and 55,807.24

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Solution

The fourth proportional to 140,067.52, 210,114.12 and 55,807.24 is: 83,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,067.52 : 210,114.12 = 55,807.24 : x
  2. Step 2: Convert to fraction form
    140,067.52/210,114.12 = 55,807.24/x
  3. Step 3: Cross multiply
    140,067.52x = 210,114.12 × 55,807.24
  4. Step 4: Simplify right side
    140,067.52x = 11,725,889,122.23
  5. Step 5: Solve for x
    x = 11,725,889,122.23/140,067.52
  6. Step 6: Final answer
    x = 83,715.98

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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.