Home / 105,688.19-158,548.68-35,562.03

Finding the Fourth Proportional to 105,688.19, 158,548.68 and 35,562.03

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Solution

The fourth proportional to 105,688.19, 158,548.68 and 35,562.03 is: 53,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,688.19 : 158,548.68 = 35,562.03 : x
  2. Step 2: Convert to fraction form
    105,688.19/158,548.68 = 35,562.03/x
  3. Step 3: Cross multiply
    105,688.19x = 158,548.68 × 35,562.03
  4. Step 4: Simplify right side
    105,688.19x = 5,638,312,914.62
  5. Step 5: Solve for x
    x = 5,638,312,914.62/105,688.19
  6. Step 6: Final answer
    x = 53,348.56

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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.