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Finding the Fourth Proportional to 67,679.88, 93,396.85 and 37,465.21

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Solution

The fourth proportional to 67,679.88, 93,396.85 and 37,465.21 is: 51,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,679.88 : 93,396.85 = 37,465.21 : x
  2. Step 2: Convert to fraction form
    67,679.88/93,396.85 = 37,465.21/x
  3. Step 3: Cross multiply
    67,679.88x = 93,396.85 × 37,465.21
  4. Step 4: Simplify right side
    67,679.88x = 3,499,132,598.59
  5. Step 5: Solve for x
    x = 3,499,132,598.59/67,679.88
  6. Step 6: Final answer
    x = 51,701.22

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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.