Home / 252,244.72-348,100.05-139,071.52

Finding the Fourth Proportional to 252,244.72, 348,100.05 and 139,071.52

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Solution

The fourth proportional to 252,244.72, 348,100.05 and 139,071.52 is: 191,919.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,244.72 : 348,100.05 = 139,071.52 : x
  2. Step 2: Convert to fraction form
    252,244.72/348,100.05 = 139,071.52/x
  3. Step 3: Cross multiply
    252,244.72x = 348,100.05 × 139,071.52
  4. Step 4: Simplify right side
    252,244.72x = 48,410,803,065.58
  5. Step 5: Solve for x
    x = 48,410,803,065.58/252,244.72
  6. Step 6: Final answer
    x = 191,919.99

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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.