Home / 93,168.04-139,702.50-68,268.90

Finding the Fourth Proportional to 93,168.04, 139,702.50 and 68,268.90

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Solution

The fourth proportional to 93,168.04, 139,702.50 and 68,268.90 is: 102,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,168.04 : 139,702.50 = 68,268.90 : x
  2. Step 2: Convert to fraction form
    93,168.04/139,702.50 = 68,268.90/x
  3. Step 3: Cross multiply
    93,168.04x = 139,702.50 × 68,268.90
  4. Step 4: Simplify right side
    93,168.04x = 9,537,336,002.25
  5. Step 5: Solve for x
    x = 9,537,336,002.25/93,168.04
  6. Step 6: Final answer
    x = 102,367.03

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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.