Home / 153,622.20-230,579.10-131,460.60

Finding the Fourth Proportional to 153,622.20, 230,579.10 and 131,460.60

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Solution

The fourth proportional to 153,622.20, 230,579.10 and 131,460.60 is: 197,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,622.20 : 230,579.10 = 131,460.60 : x
  2. Step 2: Convert to fraction form
    153,622.20/230,579.10 = 131,460.60/x
  3. Step 3: Cross multiply
    153,622.20x = 230,579.10 × 131,460.60
  4. Step 4: Simplify right side
    153,622.20x = 30,312,066,833.46
  5. Step 5: Solve for x
    x = 30,312,066,833.46/153,622.20
  6. Step 6: Final answer
    x = 197,315.67

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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.