Home / 166,523.90-249,788.19-54,204.74

Finding the Fourth Proportional to 166,523.90, 249,788.19 and 54,204.74

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Solution

The fourth proportional to 166,523.90, 249,788.19 and 54,204.74 is: 81,307.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,523.90 : 249,788.19 = 54,204.74 : x
  2. Step 2: Convert to fraction form
    166,523.90/249,788.19 = 54,204.74/x
  3. Step 3: Cross multiply
    166,523.90x = 249,788.19 × 54,204.74
  4. Step 4: Simplify right side
    166,523.90x = 13,539,703,894.02
  5. Step 5: Solve for x
    x = 13,539,703,894.02/166,523.90
  6. Step 6: Final answer
    x = 81,307.87

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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.