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Finding the Fourth Proportional to 67,440.68, 93,068.13 and 37,226.00

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Solution

The fourth proportional to 67,440.68, 93,068.13 and 37,226.00 is: 51,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.68 : 93,068.13 = 37,226.00 : x
  2. Step 2: Convert to fraction form
    67,440.68/93,068.13 = 37,226.00/x
  3. Step 3: Cross multiply
    67,440.68x = 93,068.13 × 37,226.00
  4. Step 4: Simplify right side
    67,440.68x = 3,464,554,440.05
  5. Step 5: Solve for x
    x = 3,464,554,440.05/67,440.68
  6. Step 6: Final answer
    x = 51,371.88

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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.