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Finding the Fourth Proportional to 225,108.76, 337,680.88 and 75,349.58

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Solution

The fourth proportional to 225,108.76, 337,680.88 and 75,349.58 is: 113,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,108.76 : 337,680.88 = 75,349.58 : x
  2. Step 2: Convert to fraction form
    225,108.76/337,680.88 = 75,349.58/x
  3. Step 3: Cross multiply
    225,108.76x = 337,680.88 × 75,349.58
  4. Step 4: Simplify right side
    225,108.76x = 25,444,112,482.03
  5. Step 5: Solve for x
    x = 25,444,112,482.03/225,108.76
  6. Step 6: Final answer
    x = 113,030.31

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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.