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Finding the Fourth Proportional to 66,332.98, 99,499.24 and 26,889.99

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Solution

The fourth proportional to 66,332.98, 99,499.24 and 26,889.99 is: 40,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,332.98 : 99,499.24 = 26,889.99 : x
  2. Step 2: Convert to fraction form
    66,332.98/99,499.24 = 26,889.99/x
  3. Step 3: Cross multiply
    66,332.98x = 99,499.24 × 26,889.99
  4. Step 4: Simplify right side
    66,332.98x = 2,675,533,568.61
  5. Step 5: Solve for x
    x = 2,675,533,568.61/66,332.98
  6. Step 6: Final answer
    x = 40,334.89

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1.5x scale

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.