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Finding the Fourth Proportional to 58,995.58, 81,413.50 and 32,138.10

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Solution

The fourth proportional to 58,995.58, 81,413.50 and 32,138.10 is: 44,350.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,995.58 : 81,413.50 = 32,138.10 : x
  2. Step 2: Convert to fraction form
    58,995.58/81,413.50 = 32,138.10/x
  3. Step 3: Cross multiply
    58,995.58x = 81,413.50 × 32,138.10
  4. Step 4: Simplify right side
    58,995.58x = 2,616,475,043.66
  5. Step 5: Solve for x
    x = 2,616,475,043.66/58,995.58
  6. Step 6: Final answer
    x = 44,350.36

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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.