Home / 252,629.52-348,628.76-139,452.28

Finding the Fourth Proportional to 252,629.52, 348,628.76 and 139,452.28

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Solution

The fourth proportional to 252,629.52, 348,628.76 and 139,452.28 is: 192,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,629.52 : 348,628.76 = 139,452.28 : x
  2. Step 2: Convert to fraction form
    252,629.52/348,628.76 = 139,452.28/x
  3. Step 3: Cross multiply
    252,629.52x = 348,628.76 × 139,452.28
  4. Step 4: Simplify right side
    252,629.52x = 48,617,075,455.57
  5. Step 5: Solve for x
    x = 48,617,075,455.57/252,629.52
  6. Step 6: Final answer
    x = 192,444.16

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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.