Home / 166,023.68-249,008.78-47,668.10

Finding the Fourth Proportional to 166,023.68, 249,008.78 and 47,668.10

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Solution

The fourth proportional to 166,023.68, 249,008.78 and 47,668.10 is: 71,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,023.68 : 249,008.78 = 47,668.10 : x
  2. Step 2: Convert to fraction form
    166,023.68/249,008.78 = 47,668.10/x
  3. Step 3: Cross multiply
    166,023.68x = 249,008.78 × 47,668.10
  4. Step 4: Simplify right side
    166,023.68x = 11,869,774,300.04
  5. Step 5: Solve for x
    x = 11,869,774,300.04/166,023.68
  6. Step 6: Final answer
    x = 71,494.47

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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.