Home / 84,555.72-116,678.41-50,557.39

Finding the Fourth Proportional to 84,555.72, 116,678.41 and 50,557.39

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Solution

The fourth proportional to 84,555.72, 116,678.41 and 50,557.39 is: 69,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,555.72 : 116,678.41 = 50,557.39 : x
  2. Step 2: Convert to fraction form
    84,555.72/116,678.41 = 50,557.39/x
  3. Step 3: Cross multiply
    84,555.72x = 116,678.41 × 50,557.39
  4. Step 4: Simplify right side
    84,555.72x = 5,898,955,460.86
  5. Step 5: Solve for x
    x = 5,898,955,460.86/84,555.72
  6. Step 6: Final answer
    x = 69,764.12

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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.