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Finding the Fourth Proportional to 146,653.50, 202,382.02 and 79,585.50

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Solution

The fourth proportional to 146,653.50, 202,382.02 and 79,585.50 is: 109,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,653.50 : 202,382.02 = 79,585.50 : x
  2. Step 2: Convert to fraction form
    146,653.50/202,382.02 = 79,585.50/x
  3. Step 3: Cross multiply
    146,653.50x = 202,382.02 × 79,585.50
  4. Step 4: Simplify right side
    146,653.50x = 16,106,674,252.71
  5. Step 5: Solve for x
    x = 16,106,674,252.71/146,653.50
  6. Step 6: Final answer
    x = 109,828.09

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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.