Home / 166,028.18-249,015.53-47,672.60

Finding the Fourth Proportional to 166,028.18, 249,015.53 and 47,672.60

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Solution

The fourth proportional to 166,028.18, 249,015.53 and 47,672.60 is: 71,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,028.18 : 249,015.53 = 47,672.60 : x
  2. Step 2: Convert to fraction form
    166,028.18/249,015.53 = 47,672.60/x
  3. Step 3: Cross multiply
    166,028.18x = 249,015.53 × 47,672.60
  4. Step 4: Simplify right side
    166,028.18x = 11,871,216,510.40
  5. Step 5: Solve for x
    x = 11,871,216,510.40/166,028.18
  6. Step 6: Final answer
    x = 71,501.22

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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.