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Finding the Fourth Proportional to 73,448.60, 101,352.87 and 40,741.04

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Solution

The fourth proportional to 73,448.60, 101,352.87 and 40,741.04 is: 56,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,448.60 : 101,352.87 = 40,741.04 : x
  2. Step 2: Convert to fraction form
    73,448.60/101,352.87 = 40,741.04/x
  3. Step 3: Cross multiply
    73,448.60x = 101,352.87 × 40,741.04
  4. Step 4: Simplify right side
    73,448.60x = 4,129,221,330.78
  5. Step 5: Solve for x
    x = 4,129,221,330.78/73,448.60
  6. Step 6: Final answer
    x = 56,219.20

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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.