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Finding the Fourth Proportional to 153,608.10, 230,412.15 and 153,608.10

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Solution

The fourth proportional to 153,608.10, 230,412.15 and 153,608.10 is: 230,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,608.10 : 230,412.15 = 153,608.10 : x
  2. Step 2: Convert to fraction form
    153,608.10/230,412.15 = 153,608.10/x
  3. Step 3: Cross multiply
    153,608.10x = 230,412.15 × 153,608.10
  4. Step 4: Simplify right side
    153,608.10x = 35,393,172,578.42
  5. Step 5: Solve for x
    x = 35,393,172,578.42/153,608.10
  6. Step 6: Final answer
    x = 230,412.15

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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.