Home / 146,436.24-219,455.62-66,374.22

Finding the Fourth Proportional to 146,436.24, 219,455.62 and 66,374.22

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Solution

The fourth proportional to 146,436.24, 219,455.62 and 66,374.22 is: 99,471.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,436.24 : 219,455.62 = 66,374.22 : x
  2. Step 2: Convert to fraction form
    146,436.24/219,455.62 = 66,374.22/x
  3. Step 3: Cross multiply
    146,436.24x = 219,455.62 × 66,374.22
  4. Step 4: Simplify right side
    146,436.24x = 14,566,195,602.12
  5. Step 5: Solve for x
    x = 14,566,195,602.12/146,436.24
  6. Step 6: Final answer
    x = 99,471.25

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1.5x scale

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.