Home / 234,748.81-352,116.93-66,280.69

Finding the Fourth Proportional to 234,748.81, 352,116.93 and 66,280.69

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Solution

The fourth proportional to 234,748.81, 352,116.93 and 66,280.69 is: 99,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,748.81 : 352,116.93 = 66,280.69 : x
  2. Step 2: Convert to fraction form
    234,748.81/352,116.93 = 66,280.69/x
  3. Step 3: Cross multiply
    234,748.81x = 352,116.93 × 66,280.69
  4. Step 4: Simplify right side
    234,748.81x = 23,338,551,320.50
  5. Step 5: Solve for x
    x = 23,338,551,320.50/234,748.81
  6. Step 6: Final answer
    x = 99,419.26

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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.