Home / 84,091.86-116,041.68-48,278.52

Finding the Fourth Proportional to 84,091.86, 116,041.68 and 48,278.52

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Solution

The fourth proportional to 84,091.86, 116,041.68 and 48,278.52 is: 66,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,091.86 : 116,041.68 = 48,278.52 : x
  2. Step 2: Convert to fraction form
    84,091.86/116,041.68 = 48,278.52/x
  3. Step 3: Cross multiply
    84,091.86x = 116,041.68 × 48,278.52
  4. Step 4: Simplify right side
    84,091.86x = 5,602,320,568.71
  5. Step 5: Solve for x
    x = 5,602,320,568.71/84,091.86
  6. Step 6: Final answer
    x = 66,621.44

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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.