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Finding the Fourth Proportional to 64,959.30, 89,594.19 and 44,849.82

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Solution

The fourth proportional to 64,959.30, 89,594.19 and 44,849.82 is: 61,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,959.30 : 89,594.19 = 44,849.82 : x
  2. Step 2: Convert to fraction form
    64,959.30/89,594.19 = 44,849.82/x
  3. Step 3: Cross multiply
    64,959.30x = 89,594.19 × 44,849.82
  4. Step 4: Simplify right side
    64,959.30x = 4,018,283,294.55
  5. Step 5: Solve for x
    x = 4,018,283,294.55/64,959.30
  6. Step 6: Final answer
    x = 61,858.48

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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.