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Finding the Fourth Proportional to 60,465.52, 83,362.26 and 49,669.84

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Solution

The fourth proportional to 60,465.52, 83,362.26 and 49,669.84 is: 68,478.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,465.52 : 83,362.26 = 49,669.84 : x
  2. Step 2: Convert to fraction form
    60,465.52/83,362.26 = 49,669.84/x
  3. Step 3: Cross multiply
    60,465.52x = 83,362.26 × 49,669.84
  4. Step 4: Simplify right side
    60,465.52x = 4,140,590,116.24
  5. Step 5: Solve for x
    x = 4,140,590,116.24/60,465.52
  6. Step 6: Final answer
    x = 68,478.53

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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.