Home / 154,957.79-213,844.05-149,594.18

Finding the Fourth Proportional to 154,957.79, 213,844.05 and 149,594.18

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Solution

The fourth proportional to 154,957.79, 213,844.05 and 149,594.18 is: 206,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,957.79 : 213,844.05 = 149,594.18 : x
  2. Step 2: Convert to fraction form
    154,957.79/213,844.05 = 149,594.18/x
  3. Step 3: Cross multiply
    154,957.79x = 213,844.05 × 149,594.18
  4. Step 4: Simplify right side
    154,957.79x = 31,989,824,238.41
  5. Step 5: Solve for x
    x = 31,989,824,238.41/154,957.79
  6. Step 6: Final answer
    x = 206,442.18

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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.