Home / 303,825.02-455,792.87-104,165.57

Finding the Fourth Proportional to 303,825.02, 455,792.87 and 104,165.57

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Solution

The fourth proportional to 303,825.02, 455,792.87 and 104,165.57 is: 156,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,825.02 : 455,792.87 = 104,165.57 : x
  2. Step 2: Convert to fraction form
    303,825.02/455,792.87 = 104,165.57/x
  3. Step 3: Cross multiply
    303,825.02x = 455,792.87 × 104,165.57
  4. Step 4: Simplify right side
    303,825.02x = 47,477,925,505.38
  5. Step 5: Solve for x
    x = 47,477,925,505.38/303,825.02
  6. Step 6: Final answer
    x = 156,267.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.