Home / 149,916.45-206,864.71-96,274.12

Finding the Fourth Proportional to 149,916.45, 206,864.71 and 96,274.12

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Solution

The fourth proportional to 149,916.45, 206,864.71 and 96,274.12 is: 132,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,916.45 : 206,864.71 = 96,274.12 : x
  2. Step 2: Convert to fraction form
    149,916.45/206,864.71 = 96,274.12/x
  3. Step 3: Cross multiply
    149,916.45x = 206,864.71 × 96,274.12
  4. Step 4: Simplify right side
    149,916.45x = 19,915,717,914.31
  5. Step 5: Solve for x
    x = 19,915,717,914.31/149,916.45
  6. Step 6: Final answer
    x = 132,845.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.