Home / 146,022.10-218,911.65-61,846.90

Finding the Fourth Proportional to 146,022.10, 218,911.65 and 61,846.90

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Solution

The fourth proportional to 146,022.10, 218,911.65 and 61,846.90 is: 92,718.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,022.10 : 218,911.65 = 61,846.90 : x
  2. Step 2: Convert to fraction form
    146,022.10/218,911.65 = 61,846.90/x
  3. Step 3: Cross multiply
    146,022.10x = 218,911.65 × 61,846.90
  4. Step 4: Simplify right side
    146,022.10x = 13,539,006,926.39
  5. Step 5: Solve for x
    x = 13,539,006,926.39/146,022.10
  6. Step 6: Final answer
    x = 92,718.89

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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.