Home / 252,804.06-348,867.27-139,628.22

Finding the Fourth Proportional to 252,804.06, 348,867.27 and 139,628.22

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Solution

The fourth proportional to 252,804.06, 348,867.27 and 139,628.22 is: 192,685.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,804.06 : 348,867.27 = 139,628.22 : x
  2. Step 2: Convert to fraction form
    252,804.06/348,867.27 = 139,628.22/x
  3. Step 3: Cross multiply
    252,804.06x = 348,867.27 × 139,628.22
  4. Step 4: Simplify right side
    252,804.06x = 48,711,715,926.36
  5. Step 5: Solve for x
    x = 48,711,715,926.36/252,804.06
  6. Step 6: Final answer
    x = 192,685.66

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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.