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Finding the Fourth Proportional to 252,494, 348,449.01 and 139,324.04

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Solution

The fourth proportional to 252,494, 348,449.01 and 139,324.04 is: 192,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,494 : 348,449.01 = 139,324.04 : x
  2. Step 2: Convert to fraction form
    252,494/348,449.01 = 139,324.04/x
  3. Step 3: Cross multiply
    252,494x = 348,449.01 × 139,324.04
  4. Step 4: Simplify right side
    252,494x = 48,547,323,807.20
  5. Step 5: Solve for x
    x = 48,547,323,807.20/252,494
  6. Step 6: Final answer
    x = 192,271.20

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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.