Home / 74,555.48-102,833.44-45,837.52

Finding the Fourth Proportional to 74,555.48, 102,833.44 and 45,837.52

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Solution

The fourth proportional to 74,555.48, 102,833.44 and 45,837.52 is: 63,223.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,555.48 : 102,833.44 = 45,837.52 : x
  2. Step 2: Convert to fraction form
    74,555.48/102,833.44 = 45,837.52/x
  3. Step 3: Cross multiply
    74,555.48x = 102,833.44 × 45,837.52
  4. Step 4: Simplify right side
    74,555.48x = 4,713,629,862.67
  5. Step 5: Solve for x
    x = 4,713,629,862.67/74,555.48
  6. Step 6: Final answer
    x = 63,223.12

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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.