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Finding the Fourth Proportional to 193,506.47, 267,045.68 and 107,466.89

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Solution

The fourth proportional to 193,506.47, 267,045.68 and 107,466.89 is: 148,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,506.47 : 267,045.68 = 107,466.89 : x
  2. Step 2: Convert to fraction form
    193,506.47/267,045.68 = 107,466.89/x
  3. Step 3: Cross multiply
    193,506.47x = 267,045.68 × 107,466.89
  4. Step 4: Simplify right side
    193,506.47x = 28,698,566,844.97
  5. Step 5: Solve for x
    x = 28,698,566,844.97/193,506.47
  6. Step 6: Final answer
    x = 148,308.05

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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.