Home / 96,674.18-145,018.17-40,457.68

Finding the Fourth Proportional to 96,674.18, 145,018.17 and 40,457.68

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Solution

The fourth proportional to 96,674.18, 145,018.17 and 40,457.68 is: 60,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,674.18 : 145,018.17 = 40,457.68 : x
  2. Step 2: Convert to fraction form
    96,674.18/145,018.17 = 40,457.68/x
  3. Step 3: Cross multiply
    96,674.18x = 145,018.17 × 40,457.68
  4. Step 4: Simplify right side
    96,674.18x = 5,867,098,353.50
  5. Step 5: Solve for x
    x = 5,867,098,353.50/96,674.18
  6. Step 6: Final answer
    x = 60,689.41

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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.