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Finding the Fourth Proportional to 149,726.72, 224,393.25 and 73,866.98

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Solution

The fourth proportional to 149,726.72, 224,393.25 and 73,866.98 is: 110,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,726.72 : 224,393.25 = 73,866.98 : x
  2. Step 2: Convert to fraction form
    149,726.72/224,393.25 = 73,866.98/x
  3. Step 3: Cross multiply
    149,726.72x = 224,393.25 × 73,866.98
  4. Step 4: Simplify right side
    149,726.72x = 16,575,252,270.87
  5. Step 5: Solve for x
    x = 16,575,252,270.87/149,726.72
  6. Step 6: Final answer
    x = 110,703.37

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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.