Home / 166,590.20-249,886.03-52,738.57

Finding the Fourth Proportional to 166,590.20, 249,886.03 and 52,738.57

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Solution

The fourth proportional to 166,590.20, 249,886.03 and 52,738.57 is: 79,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,590.20 : 249,886.03 = 52,738.57 : x
  2. Step 2: Convert to fraction form
    166,590.20/249,886.03 = 52,738.57/x
  3. Step 3: Cross multiply
    166,590.20x = 249,886.03 × 52,738.57
  4. Step 4: Simplify right side
    166,590.20x = 13,178,631,885.18
  5. Step 5: Solve for x
    x = 13,178,631,885.18/166,590.20
  6. Step 6: Final answer
    x = 79,108.09

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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.