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Finding the Fourth Proportional to 144,496.62, 216,603.99 and 60,280.98

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Solution

The fourth proportional to 144,496.62, 216,603.99 and 60,280.98 is: 90,362.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,496.62 : 216,603.99 = 60,280.98 : x
  2. Step 2: Convert to fraction form
    144,496.62/216,603.99 = 60,280.98/x
  3. Step 3: Cross multiply
    144,496.62x = 216,603.99 × 60,280.98
  4. Step 4: Simplify right side
    144,496.62x = 13,057,100,789.11
  5. Step 5: Solve for x
    x = 13,057,100,789.11/144,496.62
  6. Step 6: Final answer
    x = 90,362.67

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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.