Home / 49,151.04-73,682.91-19,158.36

Finding the Fourth Proportional to 49,151.04, 73,682.91 and 19,158.36

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Solution

The fourth proportional to 49,151.04, 73,682.91 and 19,158.36 is: 28,720.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,151.04 : 73,682.91 = 19,158.36 : x
  2. Step 2: Convert to fraction form
    49,151.04/73,682.91 = 19,158.36/x
  3. Step 3: Cross multiply
    49,151.04x = 73,682.91 × 19,158.36
  4. Step 4: Simplify right side
    49,151.04x = 1,411,643,715.63
  5. Step 5: Solve for x
    x = 1,411,643,715.63/49,151.04
  6. Step 6: Final answer
    x = 28,720.53

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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.