Home / 105,850.40-158,545.20-64,224.80

Finding the Fourth Proportional to 105,850.40, 158,545.20 and 64,224.80

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Solution

The fourth proportional to 105,850.40, 158,545.20 and 64,224.80 is: 96,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,850.40 : 158,545.20 = 64,224.80 : x
  2. Step 2: Convert to fraction form
    105,850.40/158,545.20 = 64,224.80/x
  3. Step 3: Cross multiply
    105,850.40x = 158,545.20 × 64,224.80
  4. Step 4: Simplify right side
    105,850.40x = 10,182,533,760.96
  5. Step 5: Solve for x
    x = 10,182,533,760.96/105,850.40
  6. Step 6: Final answer
    x = 96,197.40

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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.