Home / 150,650.12-207,994.56-93,350.25

Finding the Fourth Proportional to 150,650.12, 207,994.56 and 93,350.25

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Solution

The fourth proportional to 150,650.12, 207,994.56 and 93,350.25 is: 128,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,650.12 : 207,994.56 = 93,350.25 : x
  2. Step 2: Convert to fraction form
    150,650.12/207,994.56 = 93,350.25/x
  3. Step 3: Cross multiply
    150,650.12x = 207,994.56 × 93,350.25
  4. Step 4: Simplify right side
    150,650.12x = 19,416,344,349.67
  5. Step 5: Solve for x
    x = 19,416,344,349.67/150,650.12
  6. Step 6: Final answer
    x = 128,883.69

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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.