Home / 67,089.09-92,591.70-43,285.01

Finding the Fourth Proportional to 67,089.09, 92,591.70 and 43,285.01

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Solution

The fourth proportional to 67,089.09, 92,591.70 and 43,285.01 is: 59,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,089.09 : 92,591.70 = 43,285.01 : x
  2. Step 2: Convert to fraction form
    67,089.09/92,591.70 = 43,285.01/x
  3. Step 3: Cross multiply
    67,089.09x = 92,591.70 × 43,285.01
  4. Step 4: Simplify right side
    67,089.09x = 4,007,832,660.42
  5. Step 5: Solve for x
    x = 4,007,832,660.42/67,089.09
  6. Step 6: Final answer
    x = 59,738.96

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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.