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Finding the Fourth Proportional to 169,302.03, 233,639.42 and 92,828.10

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Solution

The fourth proportional to 169,302.03, 233,639.42 and 92,828.10 is: 128,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,302.03 : 233,639.42 = 92,828.10 : x
  2. Step 2: Convert to fraction form
    169,302.03/233,639.42 = 92,828.10/x
  3. Step 3: Cross multiply
    169,302.03x = 233,639.42 × 92,828.10
  4. Step 4: Simplify right side
    169,302.03x = 21,688,303,443.70
  5. Step 5: Solve for x
    x = 21,688,303,443.70/169,302.03
  6. Step 6: Final answer
    x = 128,104.21

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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.