Home / 161,029.98-222,220.53-88,434.27

Finding the Fourth Proportional to 161,029.98, 222,220.53 and 88,434.27

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Solution

The fourth proportional to 161,029.98, 222,220.53 and 88,434.27 is: 122,038.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,029.98 : 222,220.53 = 88,434.27 : x
  2. Step 2: Convert to fraction form
    161,029.98/222,220.53 = 88,434.27/x
  3. Step 3: Cross multiply
    161,029.98x = 222,220.53 × 88,434.27
  4. Step 4: Simplify right side
    161,029.98x = 19,651,910,349.56
  5. Step 5: Solve for x
    x = 19,651,910,349.56/161,029.98
  6. Step 6: Final answer
    x = 122,038.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.