Home / 105,985.14-159,001.06-58,669.25

Finding the Fourth Proportional to 105,985.14, 159,001.06 and 58,669.25

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Solution

The fourth proportional to 105,985.14, 159,001.06 and 58,669.25 is: 88,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,985.14 : 159,001.06 = 58,669.25 : x
  2. Step 2: Convert to fraction form
    105,985.14/159,001.06 = 58,669.25/x
  3. Step 3: Cross multiply
    105,985.14x = 159,001.06 × 58,669.25
  4. Step 4: Simplify right side
    105,985.14x = 9,328,472,939.41
  5. Step 5: Solve for x
    x = 9,328,472,939.41/105,985.14
  6. Step 6: Final answer
    x = 88,016.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.