Home / 144,330.47-216,440.33-49,542.98

Finding the Fourth Proportional to 144,330.47, 216,440.33 and 49,542.98

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Solution

The fourth proportional to 144,330.47, 216,440.33 and 49,542.98 is: 74,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,330.47 : 216,440.33 = 49,542.98 : x
  2. Step 2: Convert to fraction form
    144,330.47/216,440.33 = 49,542.98/x
  3. Step 3: Cross multiply
    144,330.47x = 216,440.33 × 49,542.98
  4. Step 4: Simplify right side
    144,330.47x = 10,723,098,692.67
  5. Step 5: Solve for x
    x = 10,723,098,692.67/144,330.47
  6. Step 6: Final answer
    x = 74,295.46

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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.