Home / 149,715.45-224,737.20-93,618.90

Finding the Fourth Proportional to 149,715.45, 224,737.20 and 93,618.90

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Solution

The fourth proportional to 149,715.45, 224,737.20 and 93,618.90 is: 140,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,715.45 : 224,737.20 = 93,618.90 : x
  2. Step 2: Convert to fraction form
    149,715.45/224,737.20 = 93,618.90/x
  3. Step 3: Cross multiply
    149,715.45x = 224,737.20 × 93,618.90
  4. Step 4: Simplify right side
    149,715.45x = 21,039,649,453.08
  5. Step 5: Solve for x
    x = 21,039,649,453.08/149,715.45
  6. Step 6: Final answer
    x = 140,530.92

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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.