Home / 102,550.70-153,826.05-43,366.70

Finding the Fourth Proportional to 102,550.70, 153,826.05 and 43,366.70

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Solution

The fourth proportional to 102,550.70, 153,826.05 and 43,366.70 is: 65,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,550.70 : 153,826.05 = 43,366.70 : x
  2. Step 2: Convert to fraction form
    102,550.70/153,826.05 = 43,366.70/x
  3. Step 3: Cross multiply
    102,550.70x = 153,826.05 × 43,366.70
  4. Step 4: Simplify right side
    102,550.70x = 6,670,928,162.54
  5. Step 5: Solve for x
    x = 6,670,928,162.54/102,550.70
  6. Step 6: Final answer
    x = 65,050.05

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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.