Home / 140,157.60-210,298-73,582.26

Finding the Fourth Proportional to 140,157.60, 210,298 and 73,582.26

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Solution

The fourth proportional to 140,157.60, 210,298 and 73,582.26 is: 110,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,157.60 : 210,298 = 73,582.26 : x
  2. Step 2: Convert to fraction form
    140,157.60/210,298 = 73,582.26/x
  3. Step 3: Cross multiply
    140,157.60x = 210,298 × 73,582.26
  4. Step 4: Simplify right side
    140,157.60x = 15,474,202,113.48
  5. Step 5: Solve for x
    x = 15,474,202,113.48/140,157.60
  6. Step 6: Final answer
    x = 110,405.73

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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.