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Finding the Fourth Proportional to 67,451.67, 93,094.56 and 64,462.23

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Solution

The fourth proportional to 67,451.67, 93,094.56 and 64,462.23 is: 88,968.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,451.67 : 93,094.56 = 64,462.23 : x
  2. Step 2: Convert to fraction form
    67,451.67/93,094.56 = 64,462.23/x
  3. Step 3: Cross multiply
    67,451.67x = 93,094.56 × 64,462.23
  4. Step 4: Simplify right side
    67,451.67x = 6,001,082,938.47
  5. Step 5: Solve for x
    x = 6,001,082,938.47/67,451.67
  6. Step 6: Final answer
    x = 88,968.63

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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.