Home / 144,573.04-199,531.75-83,307.31

Finding the Fourth Proportional to 144,573.04, 199,531.75 and 83,307.31

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Solution

The fourth proportional to 144,573.04, 199,531.75 and 83,307.31 is: 114,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,573.04 : 199,531.75 = 83,307.31 : x
  2. Step 2: Convert to fraction form
    144,573.04/199,531.75 = 83,307.31/x
  3. Step 3: Cross multiply
    144,573.04x = 199,531.75 × 83,307.31
  4. Step 4: Simplify right side
    144,573.04x = 16,622,453,724.69
  5. Step 5: Solve for x
    x = 16,622,453,724.69/144,573.04
  6. Step 6: Final answer
    x = 114,976.16

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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.