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Finding the Fourth Proportional to 252,571.94, 348,547.02 and 137,849.48

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Solution

The fourth proportional to 252,571.94, 348,547.02 and 137,849.48 is: 190,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,571.94 : 348,547.02 = 137,849.48 : x
  2. Step 2: Convert to fraction form
    252,571.94/348,547.02 = 137,849.48/x
  3. Step 3: Cross multiply
    252,571.94x = 348,547.02 × 137,849.48
  4. Step 4: Simplify right side
    252,571.94x = 48,047,025,462.55
  5. Step 5: Solve for x
    x = 48,047,025,462.55/252,571.94
  6. Step 6: Final answer
    x = 190,231.05

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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.