Home / 140,544.12-210,669.30-61,591.80

Finding the Fourth Proportional to 140,544.12, 210,669.30 and 61,591.80

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Solution

The fourth proportional to 140,544.12, 210,669.30 and 61,591.80 is: 92,323.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,544.12 : 210,669.30 = 61,591.80 : x
  2. Step 2: Convert to fraction form
    140,544.12/210,669.30 = 61,591.80/x
  3. Step 3: Cross multiply
    140,544.12x = 210,669.30 × 61,591.80
  4. Step 4: Simplify right side
    140,544.12x = 12,975,501,391.74
  5. Step 5: Solve for x
    x = 12,975,501,391.74/140,544.12
  6. Step 6: Final answer
    x = 92,323.33

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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.