Home / 146,919.60-220,403.70-62,720.10

Finding the Fourth Proportional to 146,919.60, 220,403.70 and 62,720.10

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Solution

The fourth proportional to 146,919.60, 220,403.70 and 62,720.10 is: 94,090.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,919.60 : 220,403.70 = 62,720.10 : x
  2. Step 2: Convert to fraction form
    146,919.60/220,403.70 = 62,720.10/x
  3. Step 3: Cross multiply
    146,919.60x = 220,403.70 × 62,720.10
  4. Step 4: Simplify right side
    146,919.60x = 13,823,742,104.37
  5. Step 5: Solve for x
    x = 13,823,742,104.37/146,919.60
  6. Step 6: Final answer
    x = 94,090.52

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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.