Home / 104,809.14-144,637.65-57,062.07

Finding the Fourth Proportional to 104,809.14, 144,637.65 and 57,062.07

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Solution

The fourth proportional to 104,809.14, 144,637.65 and 57,062.07 is: 78,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,809.14 : 144,637.65 = 57,062.07 : x
  2. Step 2: Convert to fraction form
    104,809.14/144,637.65 = 57,062.07/x
  3. Step 3: Cross multiply
    104,809.14x = 144,637.65 × 57,062.07
  4. Step 4: Simplify right side
    104,809.14x = 8,253,323,708.94
  5. Step 5: Solve for x
    x = 8,253,323,708.94/104,809.14
  6. Step 6: Final answer
    x = 78,746.22

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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.