Home / 384,149.02-576,208.95-103,673.56

Finding the Fourth Proportional to 384,149.02, 576,208.95 and 103,673.56

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Solution

The fourth proportional to 384,149.02, 576,208.95 and 103,673.56 is: 155,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,149.02 : 576,208.95 = 103,673.56 : x
  2. Step 2: Convert to fraction form
    384,149.02/576,208.95 = 103,673.56/x
  3. Step 3: Cross multiply
    384,149.02x = 576,208.95 × 103,673.56
  4. Step 4: Simplify right side
    384,149.02x = 59,737,633,150.36
  5. Step 5: Solve for x
    x = 59,737,633,150.36/384,149.02
  6. Step 6: Final answer
    x = 155,506.41

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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.