Home / 66,565.08-99,338.12-59,465.36

Finding the Fourth Proportional to 66,565.08, 99,338.12 and 59,465.36

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Solution

The fourth proportional to 66,565.08, 99,338.12 and 59,465.36 is: 88,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,565.08 : 99,338.12 = 59,465.36 : x
  2. Step 2: Convert to fraction form
    66,565.08/99,338.12 = 59,465.36/x
  3. Step 3: Cross multiply
    66,565.08x = 99,338.12 × 59,465.36
  4. Step 4: Simplify right side
    66,565.08x = 5,907,177,067.52
  5. Step 5: Solve for x
    x = 5,907,177,067.52/66,565.08
  6. Step 6: Final answer
    x = 88,742.88

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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.