Home / 252,216.09-348,055.92-139,038.84

Finding the Fourth Proportional to 252,216.09, 348,055.92 and 139,038.84

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Solution

The fourth proportional to 252,216.09, 348,055.92 and 139,038.84 is: 191,872.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,216.09 : 348,055.92 = 139,038.84 : x
  2. Step 2: Convert to fraction form
    252,216.09/348,055.92 = 139,038.84/x
  3. Step 3: Cross multiply
    252,216.09x = 348,055.92 × 139,038.84
  4. Step 4: Simplify right side
    252,216.09x = 48,393,291,371.93
  5. Step 5: Solve for x
    x = 48,393,291,371.93/252,216.09
  6. Step 6: Final answer
    x = 191,872.34

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1.5x scale

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.