Home / 151,767.18-209,427.98-83,773.26

Finding the Fourth Proportional to 151,767.18, 209,427.98 and 83,773.26

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Solution

The fourth proportional to 151,767.18, 209,427.98 and 83,773.26 is: 115,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,767.18 : 209,427.98 = 83,773.26 : x
  2. Step 2: Convert to fraction form
    151,767.18/209,427.98 = 83,773.26/x
  3. Step 3: Cross multiply
    151,767.18x = 209,427.98 × 83,773.26
  4. Step 4: Simplify right side
    151,767.18x = 17,544,464,200.95
  5. Step 5: Solve for x
    x = 17,544,464,200.95/151,767.18
  6. Step 6: Final answer
    x = 115,601.17

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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.