Home / 252,489.03-348,442.16-139,319.07

Finding the Fourth Proportional to 252,489.03, 348,442.16 and 139,319.07

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Solution

The fourth proportional to 252,489.03, 348,442.16 and 139,319.07 is: 192,264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,489.03 : 348,442.16 = 139,319.07 : x
  2. Step 2: Convert to fraction form
    252,489.03/348,442.16 = 139,319.07/x
  3. Step 3: Cross multiply
    252,489.03x = 348,442.16 × 139,319.07
  4. Step 4: Simplify right side
    252,489.03x = 48,544,637,679.99
  5. Step 5: Solve for x
    x = 48,544,637,679.99/252,489.03
  6. Step 6: Final answer
    x = 192,264.34

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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.