Home / 166,214.16-249,312.60-53,892.72

Finding the Fourth Proportional to 166,214.16, 249,312.60 and 53,892.72

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Solution

The fourth proportional to 166,214.16, 249,312.60 and 53,892.72 is: 80,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,214.16 : 249,312.60 = 53,892.72 : x
  2. Step 2: Convert to fraction form
    166,214.16/249,312.60 = 53,892.72/x
  3. Step 3: Cross multiply
    166,214.16x = 249,312.60 × 53,892.72
  4. Step 4: Simplify right side
    166,214.16x = 13,436,134,144.27
  5. Step 5: Solve for x
    x = 13,436,134,144.27/166,214.16
  6. Step 6: Final answer
    x = 80,836.28

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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.