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Finding the Fourth Proportional to 149,165.95, 223,726.71 and 49,326.67

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Solution

The fourth proportional to 149,165.95, 223,726.71 and 49,326.67 is: 73,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,165.95 : 223,726.71 = 49,326.67 : x
  2. Step 2: Convert to fraction form
    149,165.95/223,726.71 = 49,326.67/x
  3. Step 3: Cross multiply
    149,165.95x = 223,726.71 × 49,326.67
  4. Step 4: Simplify right side
    149,165.95x = 11,035,693,594.36
  5. Step 5: Solve for x
    x = 11,035,693,594.36/149,165.95
  6. Step 6: Final answer
    x = 73,982.66

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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.