Home / 252,407.27-348,316.47-139,230.02

Finding the Fourth Proportional to 252,407.27, 348,316.47 and 139,230.02

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Solution

The fourth proportional to 252,407.27, 348,316.47 and 139,230.02 is: 192,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,407.27 : 348,316.47 = 139,230.02 : x
  2. Step 2: Convert to fraction form
    252,407.27/348,316.47 = 139,230.02/x
  3. Step 3: Cross multiply
    252,407.27x = 348,316.47 × 139,230.02
  4. Step 4: Simplify right side
    252,407.27x = 48,496,109,955.22
  5. Step 5: Solve for x
    x = 48,496,109,955.22/252,407.27
  6. Step 6: Final answer
    x = 192,134.36

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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.