Home / 199,410.32-299,050.77-66,254.82

Finding the Fourth Proportional to 199,410.32, 299,050.77 and 66,254.82

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Solution

The fourth proportional to 199,410.32, 299,050.77 and 66,254.82 is: 99,360.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,410.32 : 299,050.77 = 66,254.82 : x
  2. Step 2: Convert to fraction form
    199,410.32/299,050.77 = 66,254.82/x
  3. Step 3: Cross multiply
    199,410.32x = 299,050.77 × 66,254.82
  4. Step 4: Simplify right side
    199,410.32x = 19,813,554,937.21
  5. Step 5: Solve for x
    x = 19,813,554,937.21/199,410.32
  6. Step 6: Final answer
    x = 99,360.73

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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.