Home / 143,281.60-214,922.40-110,168.80

Finding the Fourth Proportional to 143,281.60, 214,922.40 and 110,168.80

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Solution

The fourth proportional to 143,281.60, 214,922.40 and 110,168.80 is: 165,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,281.60 : 214,922.40 = 110,168.80 : x
  2. Step 2: Convert to fraction form
    143,281.60/214,922.40 = 110,168.80/x
  3. Step 3: Cross multiply
    143,281.60x = 214,922.40 × 110,168.80
  4. Step 4: Simplify right side
    143,281.60x = 23,677,742,901.12
  5. Step 5: Solve for x
    x = 23,677,742,901.12/143,281.60
  6. Step 6: Final answer
    x = 165,253.20

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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.