Home / 67,036.06-99,961.96-66,435.58

Finding the Fourth Proportional to 67,036.06, 99,961.96 and 66,435.58

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Solution

The fourth proportional to 67,036.06, 99,961.96 and 66,435.58 is: 99,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,036.06 : 99,961.96 = 66,435.58 : x
  2. Step 2: Convert to fraction form
    67,036.06/99,961.96 = 66,435.58/x
  3. Step 3: Cross multiply
    67,036.06x = 99,961.96 × 66,435.58
  4. Step 4: Simplify right side
    67,036.06x = 6,641,030,790.54
  5. Step 5: Solve for x
    x = 6,641,030,790.54/67,036.06
  6. Step 6: Final answer
    x = 99,066.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.