Home / 107,460.68-161,026.86-45,097.16

Finding the Fourth Proportional to 107,460.68, 161,026.86 and 45,097.16

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Solution

The fourth proportional to 107,460.68, 161,026.86 and 45,097.16 is: 67,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,460.68 : 161,026.86 = 45,097.16 : x
  2. Step 2: Convert to fraction form
    107,460.68/161,026.86 = 45,097.16/x
  3. Step 3: Cross multiply
    107,460.68x = 161,026.86 × 45,097.16
  4. Step 4: Simplify right side
    107,460.68x = 7,261,854,069.72
  5. Step 5: Solve for x
    x = 7,261,854,069.72/107,460.68
  6. Step 6: Final answer
    x = 67,576.85

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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.