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Finding the Fourth Proportional to 177,868.02, 266,907.24 and 65,627.16

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Solution

The fourth proportional to 177,868.02, 266,907.24 and 65,627.16 is: 98,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,868.02 : 266,907.24 = 65,627.16 : x
  2. Step 2: Convert to fraction form
    177,868.02/266,907.24 = 65,627.16/x
  3. Step 3: Cross multiply
    177,868.02x = 266,907.24 × 65,627.16
  4. Step 4: Simplify right side
    177,868.02x = 17,516,364,144.64
  5. Step 5: Solve for x
    x = 17,516,364,144.64/177,868.02
  6. Step 6: Final answer
    x = 98,479.56

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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.