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Finding the Fourth Proportional to 194,054.62, 267,706.88 and 140,254.42

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Solution

The fourth proportional to 194,054.62, 267,706.88 and 140,254.42 is: 193,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,054.62 : 267,706.88 = 140,254.42 : x
  2. Step 2: Convert to fraction form
    194,054.62/267,706.88 = 140,254.42/x
  3. Step 3: Cross multiply
    194,054.62x = 267,706.88 × 140,254.42
  4. Step 4: Simplify right side
    194,054.62x = 37,547,073,184.41
  5. Step 5: Solve for x
    x = 37,547,073,184.41/194,054.62
  6. Step 6: Final answer
    x = 193,487.14

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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.