Home / 166,023.52-249,067.28-53,731.60

Finding the Fourth Proportional to 166,023.52, 249,067.28 and 53,731.60

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Solution

The fourth proportional to 166,023.52, 249,067.28 and 53,731.60 is: 80,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,023.52 : 249,067.28 = 53,731.60 : x
  2. Step 2: Convert to fraction form
    166,023.52/249,067.28 = 53,731.60/x
  3. Step 3: Cross multiply
    166,023.52x = 249,067.28 × 53,731.60
  4. Step 4: Simplify right side
    166,023.52x = 13,382,782,973.71
  5. Step 5: Solve for x
    x = 13,382,782,973.71/166,023.52
  6. Step 6: Final answer
    x = 80,607.75

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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.