Home / 64,308.62-96,428.13-51,066.80

Finding the Fourth Proportional to 64,308.62, 96,428.13 and 51,066.80

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Solution

The fourth proportional to 64,308.62, 96,428.13 and 51,066.80 is: 76,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308.62 : 96,428.13 = 51,066.80 : x
  2. Step 2: Convert to fraction form
    64,308.62/96,428.13 = 51,066.80/x
  3. Step 3: Cross multiply
    64,308.62x = 96,428.13 × 51,066.80
  4. Step 4: Simplify right side
    64,308.62x = 4,924,276,270.15
  5. Step 5: Solve for x
    x = 4,924,276,270.15/64,308.62
  6. Step 6: Final answer
    x = 76,572.58

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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.