Home / 166,074.40-249,111.60-60,879.70

Finding the Fourth Proportional to 166,074.40, 249,111.60 and 60,879.70

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Solution

The fourth proportional to 166,074.40, 249,111.60 and 60,879.70 is: 91,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,074.40 : 249,111.60 = 60,879.70 : x
  2. Step 2: Convert to fraction form
    166,074.40/249,111.60 = 60,879.70/x
  3. Step 3: Cross multiply
    166,074.40x = 249,111.60 × 60,879.70
  4. Step 4: Simplify right side
    166,074.40x = 15,165,839,474.52
  5. Step 5: Solve for x
    x = 15,165,839,474.52/166,074.40
  6. Step 6: Final answer
    x = 91,319.55

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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.