Home / 149,827.60-224,741.40-136,997.20

Finding the Fourth Proportional to 149,827.60, 224,741.40 and 136,997.20

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Solution

The fourth proportional to 149,827.60, 224,741.40 and 136,997.20 is: 205,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,827.60 : 224,741.40 = 136,997.20 : x
  2. Step 2: Convert to fraction form
    149,827.60/224,741.40 = 136,997.20/x
  3. Step 3: Cross multiply
    149,827.60x = 224,741.40 × 136,997.20
  4. Step 4: Simplify right side
    149,827.60x = 30,788,942,524.08
  5. Step 5: Solve for x
    x = 30,788,942,524.08/149,827.60
  6. Step 6: Final answer
    x = 205,495.80

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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.