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Finding the Fourth Proportional to 66,465.37, 99,716.88 and 27,050.77

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Solution

The fourth proportional to 66,465.37, 99,716.88 and 27,050.77 is: 40,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,465.37 : 99,716.88 = 27,050.77 : x
  2. Step 2: Convert to fraction form
    66,465.37/99,716.88 = 27,050.77/x
  3. Step 3: Cross multiply
    66,465.37x = 99,716.88 × 27,050.77
  4. Step 4: Simplify right side
    66,465.37x = 2,697,418,386.00
  5. Step 5: Solve for x
    x = 2,697,418,386.00/66,465.37
  6. Step 6: Final answer
    x = 40,583.82

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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.