Home / 171,435.02-236,529.15-110,909.79

Finding the Fourth Proportional to 171,435.02, 236,529.15 and 110,909.79

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Solution

The fourth proportional to 171,435.02, 236,529.15 and 110,909.79 is: 153,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,435.02 : 236,529.15 = 110,909.79 : x
  2. Step 2: Convert to fraction form
    171,435.02/236,529.15 = 110,909.79/x
  3. Step 3: Cross multiply
    171,435.02x = 236,529.15 × 110,909.79
  4. Step 4: Simplify right side
    171,435.02x = 26,233,398,355.38
  5. Step 5: Solve for x
    x = 26,233,398,355.38/171,435.02
  6. Step 6: Final answer
    x = 153,022.40

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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.