Home / 75,417.57-104,081.82-46,742.86

Finding the Fourth Proportional to 75,417.57, 104,081.82 and 46,742.86

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Solution

The fourth proportional to 75,417.57, 104,081.82 and 46,742.86 is: 64,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,417.57 : 104,081.82 = 46,742.86 : x
  2. Step 2: Convert to fraction form
    75,417.57/104,081.82 = 46,742.86/x
  3. Step 3: Cross multiply
    75,417.57x = 104,081.82 × 46,742.86
  4. Step 4: Simplify right side
    75,417.57x = 4,865,081,940.81
  5. Step 5: Solve for x
    x = 4,865,081,940.81/75,417.57
  6. Step 6: Final answer
    x = 64,508.60

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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.