Home / 149,824.90-224,737.35-90,630.10

Finding the Fourth Proportional to 149,824.90, 224,737.35 and 90,630.10

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Solution

The fourth proportional to 149,824.90, 224,737.35 and 90,630.10 is: 135,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,824.90 : 224,737.35 = 90,630.10 : x
  2. Step 2: Convert to fraction form
    149,824.90/224,737.35 = 90,630.10/x
  3. Step 3: Cross multiply
    149,824.90x = 224,737.35 × 90,630.10
  4. Step 4: Simplify right side
    149,824.90x = 20,367,968,504.24
  5. Step 5: Solve for x
    x = 20,367,968,504.24/149,824.90
  6. Step 6: Final answer
    x = 135,945.15

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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.