Home / 140,811.60-211,172.74-46,020.34

Finding the Fourth Proportional to 140,811.60, 211,172.74 and 46,020.34

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Solution

The fourth proportional to 140,811.60, 211,172.74 and 46,020.34 is: 69,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,811.60 : 211,172.74 = 46,020.34 : x
  2. Step 2: Convert to fraction form
    140,811.60/211,172.74 = 46,020.34/x
  3. Step 3: Cross multiply
    140,811.60x = 211,172.74 × 46,020.34
  4. Step 4: Simplify right side
    140,811.60x = 9,718,241,293.53
  5. Step 5: Solve for x
    x = 9,718,241,293.53/140,811.60
  6. Step 6: Final answer
    x = 69,015.91

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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.