Home / 384,161.02-576,226.95-103,685.56

Finding the Fourth Proportional to 384,161.02, 576,226.95 and 103,685.56

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Solution

The fourth proportional to 384,161.02, 576,226.95 and 103,685.56 is: 155,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,161.02 : 576,226.95 = 103,685.56 : x
  2. Step 2: Convert to fraction form
    384,161.02/576,226.95 = 103,685.56/x
  3. Step 3: Cross multiply
    384,161.02x = 576,226.95 × 103,685.56
  4. Step 4: Simplify right side
    384,161.02x = 59,746,413,997.84
  5. Step 5: Solve for x
    x = 59,746,413,997.84/384,161.02
  6. Step 6: Final answer
    x = 155,524.40

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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.