Home / 53,192.48-79,634.16-30,938

Finding the Fourth Proportional to 53,192.48, 79,634.16 and 30,938

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Solution

The fourth proportional to 53,192.48, 79,634.16 and 30,938 is: 46,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,192.48 : 79,634.16 = 30,938 : x
  2. Step 2: Convert to fraction form
    53,192.48/79,634.16 = 30,938/x
  3. Step 3: Cross multiply
    53,192.48x = 79,634.16 × 30,938
  4. Step 4: Simplify right side
    53,192.48x = 2,463,721,642.08
  5. Step 5: Solve for x
    x = 2,463,721,642.08/53,192.48
  6. Step 6: Final answer
    x = 46,317.10

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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.