Home / 146,303.20-219,323.40-57,617.20

Finding the Fourth Proportional to 146,303.20, 219,323.40 and 57,617.20

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Solution

The fourth proportional to 146,303.20, 219,323.40 and 57,617.20 is: 86,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,303.20 : 219,323.40 = 57,617.20 : x
  2. Step 2: Convert to fraction form
    146,303.20/219,323.40 = 57,617.20/x
  3. Step 3: Cross multiply
    146,303.20x = 219,323.40 × 57,617.20
  4. Step 4: Simplify right side
    146,303.20x = 12,636,800,202.48
  5. Step 5: Solve for x
    x = 12,636,800,202.48/146,303.20
  6. Step 6: Final answer
    x = 86,374.05

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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.