Home / 66,370.04-99,569.48-30,853.16

Finding the Fourth Proportional to 66,370.04, 99,569.48 and 30,853.16

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Solution

The fourth proportional to 66,370.04, 99,569.48 and 30,853.16 is: 46,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,370.04 : 99,569.48 = 30,853.16 : x
  2. Step 2: Convert to fraction form
    66,370.04/99,569.48 = 30,853.16/x
  3. Step 3: Cross multiply
    66,370.04x = 99,569.48 × 30,853.16
  4. Step 4: Simplify right side
    66,370.04x = 3,072,033,097.56
  5. Step 5: Solve for x
    x = 3,072,033,097.56/66,370.04
  6. Step 6: Final answer
    x = 46,286.44

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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.