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Finding the Fourth Proportional to 248,963.52, 373,445.16 and 91,204.32

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Solution

The fourth proportional to 248,963.52, 373,445.16 and 91,204.32 is: 136,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,963.52 : 373,445.16 = 91,204.32 : x
  2. Step 2: Convert to fraction form
    248,963.52/373,445.16 = 91,204.32/x
  3. Step 3: Cross multiply
    248,963.52x = 373,445.16 × 91,204.32
  4. Step 4: Simplify right side
    248,963.52x = 34,059,811,875.09
  5. Step 5: Solve for x
    x = 34,059,811,875.09/248,963.52
  6. Step 6: Final answer
    x = 136,806.44

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1.5x scale

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.