Home / 149,066.10-223,469.55-89,838.90

Finding the Fourth Proportional to 149,066.10, 223,469.55 and 89,838.90

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Solution

The fourth proportional to 149,066.10, 223,469.55 and 89,838.90 is: 134,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,066.10 : 223,469.55 = 89,838.90 : x
  2. Step 2: Convert to fraction form
    149,066.10/223,469.55 = 89,838.90/x
  3. Step 3: Cross multiply
    149,066.10x = 223,469.55 × 89,838.90
  4. Step 4: Simplify right side
    149,066.10x = 20,076,258,555.50
  5. Step 5: Solve for x
    x = 20,076,258,555.50/149,066.10
  6. Step 6: Final answer
    x = 134,680.24

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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.