Home / 166,243.84-249,365.22-47,915.80

Finding the Fourth Proportional to 166,243.84, 249,365.22 and 47,915.80

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Solution

The fourth proportional to 166,243.84, 249,365.22 and 47,915.80 is: 71,873.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,243.84 : 249,365.22 = 47,915.80 : x
  2. Step 2: Convert to fraction form
    166,243.84/249,365.22 = 47,915.80/x
  3. Step 3: Cross multiply
    166,243.84x = 249,365.22 × 47,915.80
  4. Step 4: Simplify right side
    166,243.84x = 11,948,534,008.48
  5. Step 5: Solve for x
    x = 11,948,534,008.48/166,243.84
  6. Step 6: Final answer
    x = 71,873.54

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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.