Home / 252,292.02-348,145.20-139,112.34

Finding the Fourth Proportional to 252,292.02, 348,145.20 and 139,112.34

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Solution

The fourth proportional to 252,292.02, 348,145.20 and 139,112.34 is: 191,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,292.02 : 348,145.20 = 139,112.34 : x
  2. Step 2: Convert to fraction form
    252,292.02/348,145.20 = 139,112.34/x
  3. Step 3: Cross multiply
    252,292.02x = 348,145.20 × 139,112.34
  4. Step 4: Simplify right side
    252,292.02x = 48,431,293,431.77
  5. Step 5: Solve for x
    x = 48,431,293,431.77/252,292.02
  6. Step 6: Final answer
    x = 191,965.22

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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.