Home / 75,363.02-103,998.26-42,656.73

Finding the Fourth Proportional to 75,363.02, 103,998.26 and 42,656.73

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Solution

The fourth proportional to 75,363.02, 103,998.26 and 42,656.73 is: 58,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,363.02 : 103,998.26 = 42,656.73 : x
  2. Step 2: Convert to fraction form
    75,363.02/103,998.26 = 42,656.73/x
  3. Step 3: Cross multiply
    75,363.02x = 103,998.26 × 42,656.73
  4. Step 4: Simplify right side
    75,363.02x = 4,436,225,413.94
  5. Step 5: Solve for x
    x = 4,436,225,413.94/75,363.02
  6. Step 6: Final answer
    x = 58,864.75

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1.5x scale

Why These Related Problems?

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