Home / 127,840.82-191,788.90-48,955.05

Finding the Fourth Proportional to 127,840.82, 191,788.90 and 48,955.05

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Solution

The fourth proportional to 127,840.82, 191,788.90 and 48,955.05 is: 73,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,840.82 : 191,788.90 = 48,955.05 : x
  2. Step 2: Convert to fraction form
    127,840.82/191,788.90 = 48,955.05/x
  3. Step 3: Cross multiply
    127,840.82x = 191,788.90 × 48,955.05
  4. Step 4: Simplify right side
    127,840.82x = 9,389,034,230.00
  5. Step 5: Solve for x
    x = 9,389,034,230.00/127,840.82
  6. Step 6: Final answer
    x = 73,443.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.