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Finding the Fourth Proportional to 168,395.30, 232,368.96 and 92,938.94

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Solution

The fourth proportional to 168,395.30, 232,368.96 and 92,938.94 is: 128,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,395.30 : 232,368.96 = 92,938.94 : x
  2. Step 2: Convert to fraction form
    168,395.30/232,368.96 = 92,938.94/x
  3. Step 3: Cross multiply
    168,395.30x = 232,368.96 × 92,938.94
  4. Step 4: Simplify right side
    168,395.30x = 21,596,124,831.30
  5. Step 5: Solve for x
    x = 21,596,124,831.30/168,395.30
  6. Step 6: Final answer
    x = 128,246.60

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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.