Home / 75,740.12-104,516.61-41,746.74

Finding the Fourth Proportional to 75,740.12, 104,516.61 and 41,746.74

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Solution

The fourth proportional to 75,740.12, 104,516.61 and 41,746.74 is: 57,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,740.12 : 104,516.61 = 41,746.74 : x
  2. Step 2: Convert to fraction form
    75,740.12/104,516.61 = 41,746.74/x
  3. Step 3: Cross multiply
    75,740.12x = 104,516.61 × 41,746.74
  4. Step 4: Simplify right side
    75,740.12x = 4,363,227,194.86
  5. Step 5: Solve for x
    x = 4,363,227,194.86/75,740.12
  6. Step 6: Final answer
    x = 57,607.87

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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.