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Finding the Fourth Proportional to 67,397.75, 93,014.05 and 37,188.90

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Solution

The fourth proportional to 67,397.75, 93,014.05 and 37,188.90 is: 51,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,397.75 : 93,014.05 = 37,188.90 : x
  2. Step 2: Convert to fraction form
    67,397.75/93,014.05 = 37,188.90/x
  3. Step 3: Cross multiply
    67,397.75x = 93,014.05 × 37,188.90
  4. Step 4: Simplify right side
    67,397.75x = 3,459,090,204.05
  5. Step 5: Solve for x
    x = 3,459,090,204.05/67,397.75
  6. Step 6: Final answer
    x = 51,323.53

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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.