Home / 252,215.58-348,052.36-139,038.33

Finding the Fourth Proportional to 252,215.58, 348,052.36 and 139,038.33

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Solution

The fourth proportional to 252,215.58, 348,052.36 and 139,038.33 is: 191,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,215.58 : 348,052.36 = 139,038.33 : x
  2. Step 2: Convert to fraction form
    252,215.58/348,052.36 = 139,038.33/x
  3. Step 3: Cross multiply
    252,215.58x = 348,052.36 × 139,038.33
  4. Step 4: Simplify right side
    252,215.58x = 48,392,618,191.77
  5. Step 5: Solve for x
    x = 48,392,618,191.77/252,215.58
  6. Step 6: Final answer
    x = 191,870.06

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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.