Home / 100,461.08-150,740.58-41,314.52

Finding the Fourth Proportional to 100,461.08, 150,740.58 and 41,314.52

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Solution

The fourth proportional to 100,461.08, 150,740.58 and 41,314.52 is: 61,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,461.08 : 150,740.58 = 41,314.52 : x
  2. Step 2: Convert to fraction form
    100,461.08/150,740.58 = 41,314.52/x
  3. Step 3: Cross multiply
    100,461.08x = 150,740.58 × 41,314.52
  4. Step 4: Simplify right side
    100,461.08x = 6,227,774,707.22
  5. Step 5: Solve for x
    x = 6,227,774,707.22/100,461.08
  6. Step 6: Final answer
    x = 61,991.91

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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.