Home / 53,665.22-74,054.29-29,790.01

Finding the Fourth Proportional to 53,665.22, 74,054.29 and 29,790.01

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Solution

The fourth proportional to 53,665.22, 74,054.29 and 29,790.01 is: 41,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,665.22 : 74,054.29 = 29,790.01 : x
  2. Step 2: Convert to fraction form
    53,665.22/74,054.29 = 29,790.01/x
  3. Step 3: Cross multiply
    53,665.22x = 74,054.29 × 29,790.01
  4. Step 4: Simplify right side
    53,665.22x = 2,206,078,039.64
  5. Step 5: Solve for x
    x = 2,206,078,039.64/53,665.22
  6. Step 6: Final answer
    x = 41,108.15

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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.