Home / 188,302.25-259,861.57-102,264.46

Finding the Fourth Proportional to 188,302.25, 259,861.57 and 102,264.46

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Solution

The fourth proportional to 188,302.25, 259,861.57 and 102,264.46 is: 141,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,302.25 : 259,861.57 = 102,264.46 : x
  2. Step 2: Convert to fraction form
    188,302.25/259,861.57 = 102,264.46/x
  3. Step 3: Cross multiply
    188,302.25x = 259,861.57 × 102,264.46
  4. Step 4: Simplify right side
    188,302.25x = 26,574,602,225.49
  5. Step 5: Solve for x
    x = 26,574,602,225.49/188,302.25
  6. Step 6: Final answer
    x = 141,127.37

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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.