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Finding the Fourth Proportional to 47,419.88, 65,363.82 and 37,332.32

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Solution

The fourth proportional to 47,419.88, 65,363.82 and 37,332.32 is: 51,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,419.88 : 65,363.82 = 37,332.32 : x
  2. Step 2: Convert to fraction form
    47,419.88/65,363.82 = 37,332.32/x
  3. Step 3: Cross multiply
    47,419.88x = 65,363.82 × 37,332.32
  4. Step 4: Simplify right side
    47,419.88x = 2,440,183,044.66
  5. Step 5: Solve for x
    x = 2,440,183,044.66/47,419.88
  6. Step 6: Final answer
    x = 51,459.07

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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.