Home / 75,772.22-104,545.16-43,066.18

Finding the Fourth Proportional to 75,772.22, 104,545.16 and 43,066.18

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Solution

The fourth proportional to 75,772.22, 104,545.16 and 43,066.18 is: 59,419.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,772.22 : 104,545.16 = 43,066.18 : x
  2. Step 2: Convert to fraction form
    75,772.22/104,545.16 = 43,066.18/x
  3. Step 3: Cross multiply
    75,772.22x = 104,545.16 × 43,066.18
  4. Step 4: Simplify right side
    75,772.22x = 4,502,360,202.00
  5. Step 5: Solve for x
    x = 4,502,360,202.00/75,772.22
  6. Step 6: Final answer
    x = 59,419.67

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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.