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Finding the Fourth Proportional to 73,295.48, 101,139.23 and 41,031.87

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Solution

The fourth proportional to 73,295.48, 101,139.23 and 41,031.87 is: 56,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,295.48 : 101,139.23 = 41,031.87 : x
  2. Step 2: Convert to fraction form
    73,295.48/101,139.23 = 41,031.87/x
  3. Step 3: Cross multiply
    73,295.48x = 101,139.23 × 41,031.87
  4. Step 4: Simplify right side
    73,295.48x = 4,149,931,460.57
  5. Step 5: Solve for x
    x = 4,149,931,460.57/73,295.48
  6. Step 6: Final answer
    x = 56,619.20

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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.