Home / 166,433.28-249,638.40-61,232.64

Finding the Fourth Proportional to 166,433.28, 249,638.40 and 61,232.64

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Solution

The fourth proportional to 166,433.28, 249,638.40 and 61,232.64 is: 91,844.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,433.28 : 249,638.40 = 61,232.64 : x
  2. Step 2: Convert to fraction form
    166,433.28/249,638.40 = 61,232.64/x
  3. Step 3: Cross multiply
    166,433.28x = 249,638.40 × 61,232.64
  4. Step 4: Simplify right side
    166,433.28x = 15,286,018,277.38
  5. Step 5: Solve for x
    x = 15,286,018,277.38/166,433.28
  6. Step 6: Final answer
    x = 91,844.72

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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.