Home / 146,816.49-202,623.56-82,303.15

Finding the Fourth Proportional to 146,816.49, 202,623.56 and 82,303.15

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Solution

The fourth proportional to 146,816.49, 202,623.56 and 82,303.15 is: 113,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,816.49 : 202,623.56 = 82,303.15 : x
  2. Step 2: Convert to fraction form
    146,816.49/202,623.56 = 82,303.15/x
  3. Step 3: Cross multiply
    146,816.49x = 202,623.56 × 82,303.15
  4. Step 4: Simplify right side
    146,816.49x = 16,676,557,252.21
  5. Step 5: Solve for x
    x = 16,676,557,252.21/146,816.49
  6. Step 6: Final answer
    x = 113,587.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.