Home / 67,431.49-101,069.32-48,434.66

Finding the Fourth Proportional to 67,431.49, 101,069.32 and 48,434.66

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Solution

The fourth proportional to 67,431.49, 101,069.32 and 48,434.66 is: 72,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,431.49 : 101,069.32 = 48,434.66 : x
  2. Step 2: Convert to fraction form
    67,431.49/101,069.32 = 48,434.66/x
  3. Step 3: Cross multiply
    67,431.49x = 101,069.32 × 48,434.66
  4. Step 4: Simplify right side
    67,431.49x = 4,895,257,994.02
  5. Step 5: Solve for x
    x = 4,895,257,994.02/67,431.49
  6. Step 6: Final answer
    x = 72,596.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.