Home / 67,415.73-93,426.91-66,464.38

Finding the Fourth Proportional to 67,415.73, 93,426.91 and 66,464.38

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Solution

The fourth proportional to 67,415.73, 93,426.91 and 66,464.38 is: 92,108.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,415.73 : 93,426.91 = 66,464.38 : x
  2. Step 2: Convert to fraction form
    67,415.73/93,426.91 = 66,464.38/x
  3. Step 3: Cross multiply
    67,415.73x = 93,426.91 × 66,464.38
  4. Step 4: Simplify right side
    67,415.73x = 6,209,561,648.47
  5. Step 5: Solve for x
    x = 6,209,561,648.47/67,415.73
  6. Step 6: Final answer
    x = 92,108.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.