Home / 149,623.26-224,471.48-49,783.20

Finding the Fourth Proportional to 149,623.26, 224,471.48 and 49,783.20

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Solution

The fourth proportional to 149,623.26, 224,471.48 and 49,783.20 is: 74,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,623.26 : 224,471.48 = 49,783.20 : x
  2. Step 2: Convert to fraction form
    149,623.26/224,471.48 = 49,783.20/x
  3. Step 3: Cross multiply
    149,623.26x = 224,471.48 × 49,783.20
  4. Step 4: Simplify right side
    149,623.26x = 11,174,908,334.22
  5. Step 5: Solve for x
    x = 11,174,908,334.22/149,623.26
  6. Step 6: Final answer
    x = 74,686.97

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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.