Home / 144,131.12-216,051.95-49,296.47

Finding the Fourth Proportional to 144,131.12, 216,051.95 and 49,296.47

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Solution

The fourth proportional to 144,131.12, 216,051.95 and 49,296.47 is: 73,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,131.12 : 216,051.95 = 49,296.47 : x
  2. Step 2: Convert to fraction form
    144,131.12/216,051.95 = 49,296.47/x
  3. Step 3: Cross multiply
    144,131.12x = 216,051.95 × 49,296.47
  4. Step 4: Simplify right side
    144,131.12x = 10,650,599,134.99
  5. Step 5: Solve for x
    x = 10,650,599,134.99/144,131.12
  6. Step 6: Final answer
    x = 73,895.21

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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.