Home / 95,948.20-143,792.70-84,802.60

Finding the Fourth Proportional to 95,948.20, 143,792.70 and 84,802.60

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Solution

The fourth proportional to 95,948.20, 143,792.70 and 84,802.60 is: 127,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,948.20 : 143,792.70 = 84,802.60 : x
  2. Step 2: Convert to fraction form
    95,948.20/143,792.70 = 84,802.60/x
  3. Step 3: Cross multiply
    95,948.20x = 143,792.70 × 84,802.60
  4. Step 4: Simplify right side
    95,948.20x = 12,193,994,821.02
  5. Step 5: Solve for x
    x = 12,193,994,821.02/95,948.20
  6. Step 6: Final answer
    x = 127,089.35

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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.