Home / 66,564.16-99,797.04-40,262.56

Finding the Fourth Proportional to 66,564.16, 99,797.04 and 40,262.56

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Solution

The fourth proportional to 66,564.16, 99,797.04 and 40,262.56 is: 60,364.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,564.16 : 99,797.04 = 40,262.56 : x
  2. Step 2: Convert to fraction form
    66,564.16/99,797.04 = 40,262.56/x
  3. Step 3: Cross multiply
    66,564.16x = 99,797.04 × 40,262.56
  4. Step 4: Simplify right side
    66,564.16x = 4,018,084,310.82
  5. Step 5: Solve for x
    x = 4,018,084,310.82/66,564.16
  6. Step 6: Final answer
    x = 60,364.08

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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.