Home / 90,585.15-125,006.82-50,299.05

Finding the Fourth Proportional to 90,585.15, 125,006.82 and 50,299.05

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Solution

The fourth proportional to 90,585.15, 125,006.82 and 50,299.05 is: 69,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,585.15 : 125,006.82 = 50,299.05 : x
  2. Step 2: Convert to fraction form
    90,585.15/125,006.82 = 50,299.05/x
  3. Step 3: Cross multiply
    90,585.15x = 125,006.82 × 50,299.05
  4. Step 4: Simplify right side
    90,585.15x = 6,287,724,289.52
  5. Step 5: Solve for x
    x = 6,287,724,289.52/90,585.15
  6. Step 6: Final answer
    x = 69,412.31

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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.