Home / 149,825.60-224,738.40-136,995.20

Finding the Fourth Proportional to 149,825.60, 224,738.40 and 136,995.20

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Solution

The fourth proportional to 149,825.60, 224,738.40 and 136,995.20 is: 205,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,825.60 : 224,738.40 = 136,995.20 : x
  2. Step 2: Convert to fraction form
    149,825.60/224,738.40 = 136,995.20/x
  3. Step 3: Cross multiply
    149,825.60x = 224,738.40 × 136,995.20
  4. Step 4: Simplify right side
    149,825.60x = 30,788,082,055.68
  5. Step 5: Solve for x
    x = 30,788,082,055.68/149,825.60
  6. Step 6: Final answer
    x = 205,492.80

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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.