Home / 133,228.49-199,484.63-101,487.35

Finding the Fourth Proportional to 133,228.49, 199,484.63 and 101,487.35

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Solution

The fourth proportional to 133,228.49, 199,484.63 and 101,487.35 is: 151,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,228.49 : 199,484.63 = 101,487.35 : x
  2. Step 2: Convert to fraction form
    133,228.49/199,484.63 = 101,487.35/x
  3. Step 3: Cross multiply
    133,228.49x = 199,484.63 × 101,487.35
  4. Step 4: Simplify right side
    133,228.49x = 20,245,164,959.57
  5. Step 5: Solve for x
    x = 20,245,164,959.57/133,228.49
  6. Step 6: Final answer
    x = 151,958.22

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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.