Home / 66,187.41-99,280.25-16,267.96

Finding the Fourth Proportional to 66,187.41, 99,280.25 and 16,267.96

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Solution

The fourth proportional to 66,187.41, 99,280.25 and 16,267.96 is: 24,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,187.41 : 99,280.25 = 16,267.96 : x
  2. Step 2: Convert to fraction form
    66,187.41/99,280.25 = 16,267.96/x
  3. Step 3: Cross multiply
    66,187.41x = 99,280.25 × 16,267.96
  4. Step 4: Simplify right side
    66,187.41x = 1,615,086,681.10
  5. Step 5: Solve for x
    x = 1,615,086,681.10/66,187.41
  6. Step 6: Final answer
    x = 24,401.72

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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.