Home / 105,391.20-158,095.08-35,270.76

Finding the Fourth Proportional to 105,391.20, 158,095.08 and 35,270.76

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Solution

The fourth proportional to 105,391.20, 158,095.08 and 35,270.76 is: 52,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,391.20 : 158,095.08 = 35,270.76 : x
  2. Step 2: Convert to fraction form
    105,391.20/158,095.08 = 35,270.76/x
  3. Step 3: Cross multiply
    105,391.20x = 158,095.08 × 35,270.76
  4. Step 4: Simplify right side
    105,391.20x = 5,576,133,623.86
  5. Step 5: Solve for x
    x = 5,576,133,623.86/105,391.20
  6. Step 6: Final answer
    x = 52,908.91

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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.