Home / 274,715.64-412,006.86-75,036.96

Finding the Fourth Proportional to 274,715.64, 412,006.86 and 75,036.96

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Solution

The fourth proportional to 274,715.64, 412,006.86 and 75,036.96 is: 112,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,715.64 : 412,006.86 = 75,036.96 : x
  2. Step 2: Convert to fraction form
    274,715.64/412,006.86 = 75,036.96/x
  3. Step 3: Cross multiply
    274,715.64x = 412,006.86 × 75,036.96
  4. Step 4: Simplify right side
    274,715.64x = 30,915,742,273.55
  5. Step 5: Solve for x
    x = 30,915,742,273.55/274,715.64
  6. Step 6: Final answer
    x = 112,537.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.