Home / 166,620.24-249,904.72-54,300.20

Finding the Fourth Proportional to 166,620.24, 249,904.72 and 54,300.20

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Solution

The fourth proportional to 166,620.24, 249,904.72 and 54,300.20 is: 81,441.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,620.24 : 249,904.72 = 54,300.20 : x
  2. Step 2: Convert to fraction form
    166,620.24/249,904.72 = 54,300.20/x
  3. Step 3: Cross multiply
    166,620.24x = 249,904.72 × 54,300.20
  4. Step 4: Simplify right side
    166,620.24x = 13,569,876,276.94
  5. Step 5: Solve for x
    x = 13,569,876,276.94/166,620.24
  6. Step 6: Final answer
    x = 81,441.94

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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.