Home / 146,247.18-219,343.02-71,291.94

Finding the Fourth Proportional to 146,247.18, 219,343.02 and 71,291.94

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Solution

The fourth proportional to 146,247.18, 219,343.02 and 71,291.94 is: 106,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,247.18 : 219,343.02 = 71,291.94 : x
  2. Step 2: Convert to fraction form
    146,247.18/219,343.02 = 71,291.94/x
  3. Step 3: Cross multiply
    146,247.18x = 219,343.02 × 71,291.94
  4. Step 4: Simplify right side
    146,247.18x = 15,637,389,421.26
  5. Step 5: Solve for x
    x = 15,637,389,421.26/146,247.18
  6. Step 6: Final answer
    x = 106,924.38

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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.