Home / 54,342.99-74,999.57-36,192.71

Finding the Fourth Proportional to 54,342.99, 74,999.57 and 36,192.71

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Solution

The fourth proportional to 54,342.99, 74,999.57 and 36,192.71 is: 49,950.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,342.99 : 74,999.57 = 36,192.71 : x
  2. Step 2: Convert to fraction form
    54,342.99/74,999.57 = 36,192.71/x
  3. Step 3: Cross multiply
    54,342.99x = 74,999.57 × 36,192.71
  4. Step 4: Simplify right side
    54,342.99x = 2,714,437,131.17
  5. Step 5: Solve for x
    x = 2,714,437,131.17/54,342.99
  6. Step 6: Final answer
    x = 49,950.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.