Home / 105,726.00-158,667.80-42,546.64

Finding the Fourth Proportional to 105,726.00, 158,667.80 and 42,546.64

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Solution

The fourth proportional to 105,726.00, 158,667.80 and 42,546.64 is: 63,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,726.00 : 158,667.80 = 42,546.64 : x
  2. Step 2: Convert to fraction form
    105,726.00/158,667.80 = 42,546.64/x
  3. Step 3: Cross multiply
    105,726.00x = 158,667.80 × 42,546.64
  4. Step 4: Simplify right side
    105,726.00x = 6,750,782,080.04
  5. Step 5: Solve for x
    x = 6,750,782,080.04/105,726.00
  6. Step 6: Final answer
    x = 63,851.68

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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.