Home / 107,499.65-161,207.99-35,435.26

Finding the Fourth Proportional to 107,499.65, 161,207.99 and 35,435.26

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Solution

The fourth proportional to 107,499.65, 161,207.99 and 35,435.26 is: 53,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,499.65 : 161,207.99 = 35,435.26 : x
  2. Step 2: Convert to fraction form
    107,499.65/161,207.99 = 35,435.26/x
  3. Step 3: Cross multiply
    107,499.65x = 161,207.99 × 35,435.26
  4. Step 4: Simplify right side
    107,499.65x = 5,712,446,056.51
  5. Step 5: Solve for x
    x = 5,712,446,056.51/107,499.65
  6. Step 6: Final answer
    x = 53,139.21

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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.