Home / 252,495.16-348,443.08-139,317.92

Finding the Fourth Proportional to 252,495.16, 348,443.08 and 139,317.92

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Solution

The fourth proportional to 252,495.16, 348,443.08 and 139,317.92 is: 192,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,495.16 : 348,443.08 = 139,317.92 : x
  2. Step 2: Convert to fraction form
    252,495.16/348,443.08 = 139,317.92/x
  3. Step 3: Cross multiply
    252,495.16x = 348,443.08 × 139,317.92
  4. Step 4: Simplify right side
    252,495.16x = 48,544,365,143.99
  5. Step 5: Solve for x
    x = 48,544,365,143.99/252,495.16
  6. Step 6: Final answer
    x = 192,258.60

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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.