Home / 149,066.21-223,600.65-42,450.08

Finding the Fourth Proportional to 149,066.21, 223,600.65 and 42,450.08

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Solution

The fourth proportional to 149,066.21, 223,600.65 and 42,450.08 is: 63,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,066.21 : 223,600.65 = 42,450.08 : x
  2. Step 2: Convert to fraction form
    149,066.21/223,600.65 = 42,450.08/x
  3. Step 3: Cross multiply
    149,066.21x = 223,600.65 × 42,450.08
  4. Step 4: Simplify right side
    149,066.21x = 9,491,864,203.36
  5. Step 5: Solve for x
    x = 9,491,864,203.36/149,066.21
  6. Step 6: Final answer
    x = 63,675.49

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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.