Home / 252,271.68-348,137.64-137,549.39

Finding the Fourth Proportional to 252,271.68, 348,137.64 and 137,549.39

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Solution

The fourth proportional to 252,271.68, 348,137.64 and 137,549.39 is: 189,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,271.68 : 348,137.64 = 137,549.39 : x
  2. Step 2: Convert to fraction form
    252,271.68/348,137.64 = 137,549.39/x
  3. Step 3: Cross multiply
    252,271.68x = 348,137.64 × 137,549.39
  4. Step 4: Simplify right side
    252,271.68x = 47,886,118,277.35
  5. Step 5: Solve for x
    x = 47,886,118,277.35/252,271.68
  6. Step 6: Final answer
    x = 189,819.64

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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.