Home / 127,288.96-190,958.02-48,397.05

Finding the Fourth Proportional to 127,288.96, 190,958.02 and 48,397.05

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Solution

The fourth proportional to 127,288.96, 190,958.02 and 48,397.05 is: 72,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,288.96 : 190,958.02 = 48,397.05 : x
  2. Step 2: Convert to fraction form
    127,288.96/190,958.02 = 48,397.05/x
  3. Step 3: Cross multiply
    127,288.96x = 190,958.02 × 48,397.05
  4. Step 4: Simplify right side
    127,288.96x = 9,241,804,841.84
  5. Step 5: Solve for x
    x = 9,241,804,841.84/127,288.96
  6. Step 6: Final answer
    x = 72,604.92

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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.