Home / 66,431.10-99,624.97-22,045.93

Finding the Fourth Proportional to 66,431.10, 99,624.97 and 22,045.93

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Solution

The fourth proportional to 66,431.10, 99,624.97 and 22,045.93 is: 33,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,431.10 : 99,624.97 = 22,045.93 : x
  2. Step 2: Convert to fraction form
    66,431.10/99,624.97 = 22,045.93/x
  3. Step 3: Cross multiply
    66,431.10x = 99,624.97 × 22,045.93
  4. Step 4: Simplify right side
    66,431.10x = 2,196,325,114.87
  5. Step 5: Solve for x
    x = 2,196,325,114.87/66,431.10
  6. Step 6: Final answer
    x = 33,061.70

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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.