Home / 105,719.04-158,532.48-35,579.52

Finding the Fourth Proportional to 105,719.04, 158,532.48 and 35,579.52

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Solution

The fourth proportional to 105,719.04, 158,532.48 and 35,579.52 is: 53,353.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,719.04 : 158,532.48 = 35,579.52 : x
  2. Step 2: Convert to fraction form
    105,719.04/158,532.48 = 35,579.52/x
  3. Step 3: Cross multiply
    105,719.04x = 158,532.48 × 35,579.52
  4. Step 4: Simplify right side
    105,719.04x = 5,640,509,542.81
  5. Step 5: Solve for x
    x = 5,640,509,542.81/105,719.04
  6. Step 6: Final answer
    x = 53,353.77

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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.