Home / 115,450,144.51-159,321,149.08-62,526,854.59

Finding the Fourth Proportional to 115,450,144.51, 159,321,149.08 and 62,526,854.59

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Solution

The fourth proportional to 115,450,144.51, 159,321,149.08 and 62,526,854.59 is: 86,287,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,450,144.51 : 159,321,149.08 = 62,526,854.59 : x
  2. Step 2: Convert to fraction form
    115,450,144.51/159,321,149.08 = 62,526,854.59/x
  3. Step 3: Cross multiply
    115,450,144.51x = 159,321,149.08 × 62,526,854.59
  4. Step 4: Simplify right side
    115,450,144.51x = 9,961,850,321,636,874
  5. Step 5: Solve for x
    x = 9,961,850,321,636,874/115,450,144.51
  6. Step 6: Final answer
    x = 86,287,032.07

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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.