Home / 146,444.76-202,091.58-82,780.32

Finding the Fourth Proportional to 146,444.76, 202,091.58 and 82,780.32

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Solution

The fourth proportional to 146,444.76, 202,091.58 and 82,780.32 is: 114,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,444.76 : 202,091.58 = 82,780.32 : x
  2. Step 2: Convert to fraction form
    146,444.76/202,091.58 = 82,780.32/x
  3. Step 3: Cross multiply
    146,444.76x = 202,091.58 × 82,780.32
  4. Step 4: Simplify right side
    146,444.76x = 16,729,205,661.71
  5. Step 5: Solve for x
    x = 16,729,205,661.71/146,444.76
  6. Step 6: Final answer
    x = 114,235.60

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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.