Home / 149,715.30-224,244.90-79,512.60

Finding the Fourth Proportional to 149,715.30, 224,244.90 and 79,512.60

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Solution

The fourth proportional to 149,715.30, 224,244.90 and 79,512.60 is: 119,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,715.30 : 224,244.90 = 79,512.60 : x
  2. Step 2: Convert to fraction form
    149,715.30/224,244.90 = 79,512.60/x
  3. Step 3: Cross multiply
    149,715.30x = 224,244.90 × 79,512.60
  4. Step 4: Simplify right side
    149,715.30x = 17,830,295,035.74
  5. Step 5: Solve for x
    x = 17,830,295,035.74/149,715.30
  6. Step 6: Final answer
    x = 119,094.68

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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.