Home / 384,145.02-576,202.86-103,669.56

Finding the Fourth Proportional to 384,145.02, 576,202.86 and 103,669.56

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Solution

The fourth proportional to 384,145.02, 576,202.86 and 103,669.56 is: 155,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,145.02 : 576,202.86 = 103,669.56 : x
  2. Step 2: Convert to fraction form
    384,145.02/576,202.86 = 103,669.56/x
  3. Step 3: Cross multiply
    384,145.02x = 576,202.86 × 103,669.56
  4. Step 4: Simplify right side
    384,145.02x = 59,734,696,966.94
  5. Step 5: Solve for x
    x = 59,734,696,966.94/384,145.02
  6. Step 6: Final answer
    x = 155,500.38

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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.