Home / 219,881.56-329,887.98-155,962.84

Finding the Fourth Proportional to 219,881.56, 329,887.98 and 155,962.84

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Solution

The fourth proportional to 219,881.56, 329,887.98 and 155,962.84 is: 233,990.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,881.56 : 329,887.98 = 155,962.84 : x
  2. Step 2: Convert to fraction form
    219,881.56/329,887.98 = 155,962.84/x
  3. Step 3: Cross multiply
    219,881.56x = 329,887.98 × 155,962.84
  4. Step 4: Simplify right side
    219,881.56x = 51,450,266,242.66
  5. Step 5: Solve for x
    x = 51,450,266,242.66/219,881.56
  6. Step 6: Final answer
    x = 233,990.82

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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.