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Finding the Fourth Proportional to 169,578.40, 254,403.58 and 64,395.04

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Solution

The fourth proportional to 169,578.40, 254,403.58 and 64,395.04 is: 96,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,578.40 : 254,403.58 = 64,395.04 : x
  2. Step 2: Convert to fraction form
    169,578.40/254,403.58 = 64,395.04/x
  3. Step 3: Cross multiply
    169,578.40x = 254,403.58 × 64,395.04
  4. Step 4: Simplify right side
    169,578.40x = 16,382,328,710.24
  5. Step 5: Solve for x
    x = 16,382,328,710.24/169,578.40
  6. Step 6: Final answer
    x = 96,606.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.