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Finding the Fourth Proportional to 272,594.36, 408,946.38 and 95,053.70

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Solution

The fourth proportional to 272,594.36, 408,946.38 and 95,053.70 is: 142,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,594.36 : 408,946.38 = 95,053.70 : x
  2. Step 2: Convert to fraction form
    272,594.36/408,946.38 = 95,053.70/x
  3. Step 3: Cross multiply
    272,594.36x = 408,946.38 × 95,053.70
  4. Step 4: Simplify right side
    272,594.36x = 38,871,866,520.61
  5. Step 5: Solve for x
    x = 38,871,866,520.61/272,594.36
  6. Step 6: Final answer
    x = 142,599.67

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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.