Home / 228,152.04-342,276.90-68,240.52

Finding the Fourth Proportional to 228,152.04, 342,276.90 and 68,240.52

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Solution

The fourth proportional to 228,152.04, 342,276.90 and 68,240.52 is: 102,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,152.04 : 342,276.90 = 68,240.52 : x
  2. Step 2: Convert to fraction form
    228,152.04/342,276.90 = 68,240.52/x
  3. Step 3: Cross multiply
    228,152.04x = 342,276.90 × 68,240.52
  4. Step 4: Simplify right side
    228,152.04x = 23,357,153,639.99
  5. Step 5: Solve for x
    x = 23,357,153,639.99/228,152.04
  6. Step 6: Final answer
    x = 102,375.39

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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.