Home / 252,561.76-348,533.62-139,384.52

Finding the Fourth Proportional to 252,561.76, 348,533.62 and 139,384.52

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Solution

The fourth proportional to 252,561.76, 348,533.62 and 139,384.52 is: 192,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,561.76 : 348,533.62 = 139,384.52 : x
  2. Step 2: Convert to fraction form
    252,561.76/348,533.62 = 139,384.52/x
  3. Step 3: Cross multiply
    252,561.76x = 348,533.62 × 139,384.52
  4. Step 4: Simplify right side
    252,561.76x = 48,580,191,327.56
  5. Step 5: Solve for x
    x = 48,580,191,327.56/252,561.76
  6. Step 6: Final answer
    x = 192,349.75

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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.