Home / 166,378.29-249,567.23-40,018.47

Finding the Fourth Proportional to 166,378.29, 249,567.23 and 40,018.47

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Solution

The fourth proportional to 166,378.29, 249,567.23 and 40,018.47 is: 60,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,378.29 : 249,567.23 = 40,018.47 : x
  2. Step 2: Convert to fraction form
    166,378.29/249,567.23 = 40,018.47/x
  3. Step 3: Cross multiply
    166,378.29x = 249,567.23 × 40,018.47
  4. Step 4: Simplify right side
    166,378.29x = 9,987,298,506.65
  5. Step 5: Solve for x
    x = 9,987,298,506.65/166,378.29
  6. Step 6: Final answer
    x = 60,027.65

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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.