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Finding the Fourth Proportional to 60,905.04, 84,048.68 and 34,047.48

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Solution

The fourth proportional to 60,905.04, 84,048.68 and 34,047.48 is: 46,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,905.04 : 84,048.68 = 34,047.48 : x
  2. Step 2: Convert to fraction form
    60,905.04/84,048.68 = 34,047.48/x
  3. Step 3: Cross multiply
    60,905.04x = 84,048.68 × 34,047.48
  4. Step 4: Simplify right side
    60,905.04x = 2,861,645,751.33
  5. Step 5: Solve for x
    x = 2,861,645,751.33/60,905.04
  6. Step 6: Final answer
    x = 46,985.37

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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.