Home / 66,343.48-99,281.50-41,395.28

Finding the Fourth Proportional to 66,343.48, 99,281.50 and 41,395.28

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Solution

The fourth proportional to 66,343.48, 99,281.50 and 41,395.28 is: 61,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,343.48 : 99,281.50 = 41,395.28 : x
  2. Step 2: Convert to fraction form
    66,343.48/99,281.50 = 41,395.28/x
  3. Step 3: Cross multiply
    66,343.48x = 99,281.50 × 41,395.28
  4. Step 4: Simplify right side
    66,343.48x = 4,109,784,891.42
  5. Step 5: Solve for x
    x = 4,109,784,891.42/66,343.48
  6. Step 6: Final answer
    x = 61,947.08

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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.