Home / 71,068.04-106,579.37-28,948.04

Finding the Fourth Proportional to 71,068.04, 106,579.37 and 28,948.04

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Solution

The fourth proportional to 71,068.04, 106,579.37 and 28,948.04 is: 43,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,068.04 : 106,579.37 = 28,948.04 : x
  2. Step 2: Convert to fraction form
    71,068.04/106,579.37 = 28,948.04/x
  3. Step 3: Cross multiply
    71,068.04x = 106,579.37 × 28,948.04
  4. Step 4: Simplify right side
    71,068.04x = 3,085,263,405.41
  5. Step 5: Solve for x
    x = 3,085,263,405.41/71,068.04
  6. Step 6: Final answer
    x = 43,412.81

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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.