Home / 166,274.28-249,434.91-53,916.75

Finding the Fourth Proportional to 166,274.28, 249,434.91 and 53,916.75

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Solution

The fourth proportional to 166,274.28, 249,434.91 and 53,916.75 is: 80,882.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,274.28 : 249,434.91 = 53,916.75 : x
  2. Step 2: Convert to fraction form
    166,274.28/249,434.91 = 53,916.75/x
  3. Step 3: Cross multiply
    166,274.28x = 249,434.91 × 53,916.75
  4. Step 4: Simplify right side
    166,274.28x = 13,448,719,683.74
  5. Step 5: Solve for x
    x = 13,448,719,683.74/166,274.28
  6. Step 6: Final answer
    x = 80,882.74

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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.