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Finding the Fourth Proportional to 146,653.83, 202,382.42 and 79,585.83

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Solution

The fourth proportional to 146,653.83, 202,382.42 and 79,585.83 is: 109,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,653.83 : 202,382.42 = 79,585.83 : x
  2. Step 2: Convert to fraction form
    146,653.83/202,382.42 = 79,585.83/x
  3. Step 3: Cross multiply
    146,653.83x = 202,382.42 × 79,585.83
  4. Step 4: Simplify right side
    146,653.83x = 16,106,772,475.18
  5. Step 5: Solve for x
    x = 16,106,772,475.18/146,653.83
  6. Step 6: Final answer
    x = 109,828.52

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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.