Home / 105,432.64-158,126.10-33,391.24

Finding the Fourth Proportional to 105,432.64, 158,126.10 and 33,391.24

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Solution

The fourth proportional to 105,432.64, 158,126.10 and 33,391.24 is: 50,079.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,432.64 : 158,126.10 = 33,391.24 : x
  2. Step 2: Convert to fraction form
    105,432.64/158,126.10 = 33,391.24/x
  3. Step 3: Cross multiply
    105,432.64x = 158,126.10 × 33,391.24
  4. Step 4: Simplify right side
    105,432.64x = 5,280,026,555.36
  5. Step 5: Solve for x
    x = 5,280,026,555.36/105,432.64
  6. Step 6: Final answer
    x = 50,079.62

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1.5x scale

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.