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Finding the Fourth Proportional to 58,994.01, 81,413.90 and 34,811.66

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Solution

The fourth proportional to 58,994.01, 81,413.90 and 34,811.66 is: 48,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,994.01 : 81,413.90 = 34,811.66 : x
  2. Step 2: Convert to fraction form
    58,994.01/81,413.90 = 34,811.66/x
  3. Step 3: Cross multiply
    58,994.01x = 81,413.90 × 34,811.66
  4. Step 4: Simplify right side
    58,994.01x = 2,834,152,424.95
  5. Step 5: Solve for x
    x = 2,834,152,424.95/58,994.01
  6. Step 6: Final answer
    x = 48,041.36

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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.