Home / 64,666.18-96,999.30-17,919.07

Finding the Fourth Proportional to 64,666.18, 96,999.30 and 17,919.07

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Solution

The fourth proportional to 64,666.18, 96,999.30 and 17,919.07 is: 26,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,666.18 : 96,999.30 = 17,919.07 : x
  2. Step 2: Convert to fraction form
    64,666.18/96,999.30 = 17,919.07/x
  3. Step 3: Cross multiply
    64,666.18x = 96,999.30 × 17,919.07
  4. Step 4: Simplify right side
    64,666.18x = 1,738,137,246.65
  5. Step 5: Solve for x
    x = 1,738,137,246.65/64,666.18
  6. Step 6: Final answer
    x = 26,878.61

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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.