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Finding the Fourth Proportional to 183,473.52, 253,085.92 and 115,382.49

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Solution

The fourth proportional to 183,473.52, 253,085.92 and 115,382.49 is: 159,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,473.52 : 253,085.92 = 115,382.49 : x
  2. Step 2: Convert to fraction form
    183,473.52/253,085.92 = 115,382.49/x
  3. Step 3: Cross multiply
    183,473.52x = 253,085.92 × 115,382.49
  4. Step 4: Simplify right side
    183,473.52x = 29,201,683,045.04
  5. Step 5: Solve for x
    x = 29,201,683,045.04/183,473.52
  6. Step 6: Final answer
    x = 159,160.21

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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.