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Finding the Fourth Proportional to 104,010.08, 155,916.72 and 64,053.64

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Solution

The fourth proportional to 104,010.08, 155,916.72 and 64,053.64 is: 96,019.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,010.08 : 155,916.72 = 64,053.64 : x
  2. Step 2: Convert to fraction form
    104,010.08/155,916.72 = 64,053.64/x
  3. Step 3: Cross multiply
    104,010.08x = 155,916.72 × 64,053.64
  4. Step 4: Simplify right side
    104,010.08x = 9,987,033,452.86
  5. Step 5: Solve for x
    x = 9,987,033,452.86/104,010.08
  6. Step 6: Final answer
    x = 96,019.86

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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.