Home / 66,310.12-99,465.45-26,867.98

Finding the Fourth Proportional to 66,310.12, 99,465.45 and 26,867.98

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Solution

The fourth proportional to 66,310.12, 99,465.45 and 26,867.98 is: 40,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,310.12 : 99,465.45 = 26,867.98 : x
  2. Step 2: Convert to fraction form
    66,310.12/99,465.45 = 26,867.98/x
  3. Step 3: Cross multiply
    66,310.12x = 99,465.45 × 26,867.98
  4. Step 4: Simplify right side
    66,310.12x = 2,672,435,721.29
  5. Step 5: Solve for x
    x = 2,672,435,721.29/66,310.12
  6. Step 6: Final answer
    x = 40,302.08

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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.