Home / 107,816.70-161,753.85-96,210.30

Finding the Fourth Proportional to 107,816.70, 161,753.85 and 96,210.30

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Solution

The fourth proportional to 107,816.70, 161,753.85 and 96,210.30 is: 144,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,816.70 : 161,753.85 = 96,210.30 : x
  2. Step 2: Convert to fraction form
    107,816.70/161,753.85 = 96,210.30/x
  3. Step 3: Cross multiply
    107,816.70x = 161,753.85 × 96,210.30
  4. Step 4: Simplify right side
    107,816.70x = 15,562,386,434.66
  5. Step 5: Solve for x
    x = 15,562,386,434.66/107,816.70
  6. Step 6: Final answer
    x = 144,341.15

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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.