Home / 100,525.32-150,795.18-30,410.10

Finding the Fourth Proportional to 100,525.32, 150,795.18 and 30,410.10

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Solution

The fourth proportional to 100,525.32, 150,795.18 and 30,410.10 is: 45,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,525.32 : 150,795.18 = 30,410.10 : x
  2. Step 2: Convert to fraction form
    100,525.32/150,795.18 = 30,410.10/x
  3. Step 3: Cross multiply
    100,525.32x = 150,795.18 × 30,410.10
  4. Step 4: Simplify right side
    100,525.32x = 4,585,696,503.32
  5. Step 5: Solve for x
    x = 4,585,696,503.32/100,525.32
  6. Step 6: Final answer
    x = 45,617.33

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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.