Home / 66,490.32-99,249.06-58,617.36

Finding the Fourth Proportional to 66,490.32, 99,249.06 and 58,617.36

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Solution

The fourth proportional to 66,490.32, 99,249.06 and 58,617.36 is: 87,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,490.32 : 99,249.06 = 58,617.36 : x
  2. Step 2: Convert to fraction form
    66,490.32/99,249.06 = 58,617.36/x
  3. Step 3: Cross multiply
    66,490.32x = 99,249.06 × 58,617.36
  4. Step 4: Simplify right side
    66,490.32x = 5,817,717,879.68
  5. Step 5: Solve for x
    x = 5,817,717,879.68/66,490.32
  6. Step 6: Final answer
    x = 87,497.22

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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.