Home / 127,111.04-190,553.24-48,280.62

Finding the Fourth Proportional to 127,111.04, 190,553.24 and 48,280.62

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Solution

The fourth proportional to 127,111.04, 190,553.24 and 48,280.62 is: 72,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,111.04 : 190,553.24 = 48,280.62 : x
  2. Step 2: Convert to fraction form
    127,111.04/190,553.24 = 48,280.62/x
  3. Step 3: Cross multiply
    127,111.04x = 190,553.24 × 48,280.62
  4. Step 4: Simplify right side
    127,111.04x = 9,200,028,328.81
  5. Step 5: Solve for x
    x = 9,200,028,328.81/127,111.04
  6. Step 6: Final answer
    x = 72,377.89

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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.