Home / 85,341.14-117,769.92-47,101.04

Finding the Fourth Proportional to 85,341.14, 117,769.92 and 47,101.04

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Solution

The fourth proportional to 85,341.14, 117,769.92 and 47,101.04 is: 64,998.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,341.14 : 117,769.92 = 47,101.04 : x
  2. Step 2: Convert to fraction form
    85,341.14/117,769.92 = 47,101.04/x
  3. Step 3: Cross multiply
    85,341.14x = 117,769.92 × 47,101.04
  4. Step 4: Simplify right side
    85,341.14x = 5,547,085,712.72
  5. Step 5: Solve for x
    x = 5,547,085,712.72/85,341.14
  6. Step 6: Final answer
    x = 64,998.96

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1.5x scale

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.