Home / 42,413.04-63,521.10-40,936.86

Finding the Fourth Proportional to 42,413.04, 63,521.10 and 40,936.86

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Solution

The fourth proportional to 42,413.04, 63,521.10 and 40,936.86 is: 61,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,413.04 : 63,521.10 = 40,936.86 : x
  2. Step 2: Convert to fraction form
    42,413.04/63,521.10 = 40,936.86/x
  3. Step 3: Cross multiply
    42,413.04x = 63,521.10 × 40,936.86
  4. Step 4: Simplify right side
    42,413.04x = 2,600,354,377.75
  5. Step 5: Solve for x
    x = 2,600,354,377.75/42,413.04
  6. Step 6: Final answer
    x = 61,310.26

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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.