Home / 147,569.48-203,645.46-80,501

Finding the Fourth Proportional to 147,569.48, 203,645.46 and 80,501

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Solution

The fourth proportional to 147,569.48, 203,645.46 and 80,501 is: 111,091.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,569.48 : 203,645.46 = 80,501 : x
  2. Step 2: Convert to fraction form
    147,569.48/203,645.46 = 80,501/x
  3. Step 3: Cross multiply
    147,569.48x = 203,645.46 × 80,501
  4. Step 4: Simplify right side
    147,569.48x = 16,393,663,175.46
  5. Step 5: Solve for x
    x = 16,393,663,175.46/147,569.48
  6. Step 6: Final answer
    x = 111,091.15

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