Home / 109,796.41-164,717.88-42,330.16

Finding the Fourth Proportional to 109,796.41, 164,717.88 and 42,330.16

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Solution

The fourth proportional to 109,796.41, 164,717.88 and 42,330.16 is: 63,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,796.41 : 164,717.88 = 42,330.16 : x
  2. Step 2: Convert to fraction form
    109,796.41/164,717.88 = 42,330.16/x
  3. Step 3: Cross multiply
    109,796.41x = 164,717.88 × 42,330.16
  4. Step 4: Simplify right side
    109,796.41x = 6,972,534,215.26
  5. Step 5: Solve for x
    x = 6,972,534,215.26/109,796.41
  6. Step 6: Final answer
    x = 63,504.21

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1.5x scale

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.