Home / 155,000.62-214,001.68-94,606.28

Finding the Fourth Proportional to 155,000.62, 214,001.68 and 94,606.28

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Solution

The fourth proportional to 155,000.62, 214,001.68 and 94,606.28 is: 130,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,000.62 : 214,001.68 = 94,606.28 : x
  2. Step 2: Convert to fraction form
    155,000.62/214,001.68 = 94,606.28/x
  3. Step 3: Cross multiply
    155,000.62x = 214,001.68 × 94,606.28
  4. Step 4: Simplify right side
    155,000.62x = 20,245,902,858.55
  5. Step 5: Solve for x
    x = 20,245,902,858.55/155,000.62
  6. Step 6: Final answer
    x = 130,618.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.