Home / 146,274.22-219,395.61-99,191.53

Finding the Fourth Proportional to 146,274.22, 219,395.61 and 99,191.53

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Solution

The fourth proportional to 146,274.22, 219,395.61 and 99,191.53 is: 148,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,274.22 : 219,395.61 = 99,191.53 : x
  2. Step 2: Convert to fraction form
    146,274.22/219,395.61 = 99,191.53/x
  3. Step 3: Cross multiply
    146,274.22x = 219,395.61 × 99,191.53
  4. Step 4: Simplify right side
    146,274.22x = 21,762,184,899.36
  5. Step 5: Solve for x
    x = 21,762,184,899.36/146,274.22
  6. Step 6: Final answer
    x = 148,776.63

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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.