Home / 166,230.12-249,309.54-47,879.40

Finding the Fourth Proportional to 166,230.12, 249,309.54 and 47,879.40

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Solution

The fourth proportional to 166,230.12, 249,309.54 and 47,879.40 is: 71,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,230.12 : 249,309.54 = 47,879.40 : x
  2. Step 2: Convert to fraction form
    166,230.12/249,309.54 = 47,879.40/x
  3. Step 3: Cross multiply
    166,230.12x = 249,309.54 × 47,879.40
  4. Step 4: Simplify right side
    166,230.12x = 11,936,791,189.48
  5. Step 5: Solve for x
    x = 11,936,791,189.48/166,230.12
  6. Step 6: Final answer
    x = 71,808.83

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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.