Home / 146,274.47-219,395.98-99,191.78

Finding the Fourth Proportional to 146,274.47, 219,395.98 and 99,191.78

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Solution

The fourth proportional to 146,274.47, 219,395.98 and 99,191.78 is: 148,777.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,274.47 : 219,395.98 = 99,191.78 : x
  2. Step 2: Convert to fraction form
    146,274.47/219,395.98 = 99,191.78/x
  3. Step 3: Cross multiply
    146,274.47x = 219,395.98 × 99,191.78
  4. Step 4: Simplify right side
    146,274.47x = 21,762,276,684.06
  5. Step 5: Solve for x
    x = 21,762,276,684.06/146,274.47
  6. Step 6: Final answer
    x = 148,777.00

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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.