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Finding the Fourth Proportional to 52,870.90, 72,923.59 and 44,900.50

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Solution

The fourth proportional to 52,870.90, 72,923.59 and 44,900.50 is: 61,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.90 : 72,923.59 = 44,900.50 : x
  2. Step 2: Convert to fraction form
    52,870.90/72,923.59 = 44,900.50/x
  3. Step 3: Cross multiply
    52,870.90x = 72,923.59 × 44,900.50
  4. Step 4: Simplify right side
    52,870.90x = 3,274,305,652.80
  5. Step 5: Solve for x
    x = 3,274,305,652.80/52,870.90
  6. Step 6: Final answer
    x = 61,930.20

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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.