Home / 67,402.39-93,015.99-37,188.76

Finding the Fourth Proportional to 67,402.39, 93,015.99 and 37,188.76

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Solution

The fourth proportional to 67,402.39, 93,015.99 and 37,188.76 is: 51,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,402.39 : 93,015.99 = 37,188.76 : x
  2. Step 2: Convert to fraction form
    67,402.39/93,015.99 = 37,188.76/x
  3. Step 3: Cross multiply
    67,402.39x = 93,015.99 × 37,188.76
  4. Step 4: Simplify right side
    67,402.39x = 3,459,149,328.27
  5. Step 5: Solve for x
    x = 3,459,149,328.27/67,402.39
  6. Step 6: Final answer
    x = 51,320.87

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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.