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Finding the Fourth Proportional to 56,465.68, 84,749.28 and 41,491.84

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Solution

The fourth proportional to 56,465.68, 84,749.28 and 41,491.84 is: 62,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,465.68 : 84,749.28 = 41,491.84 : x
  2. Step 2: Convert to fraction form
    56,465.68/84,749.28 = 41,491.84/x
  3. Step 3: Cross multiply
    56,465.68x = 84,749.28 × 41,491.84
  4. Step 4: Simplify right side
    56,465.68x = 3,516,403,565.88
  5. Step 5: Solve for x
    x = 3,516,403,565.88/56,465.68
  6. Step 6: Final answer
    x = 62,275.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.