Home / 228,619.60-342,929.40-62,407.60

Finding the Fourth Proportional to 228,619.60, 342,929.40 and 62,407.60

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Solution

The fourth proportional to 228,619.60, 342,929.40 and 62,407.60 is: 93,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,619.60 : 342,929.40 = 62,407.60 : x
  2. Step 2: Convert to fraction form
    228,619.60/342,929.40 = 62,407.60/x
  3. Step 3: Cross multiply
    228,619.60x = 342,929.40 × 62,407.60
  4. Step 4: Simplify right side
    228,619.60x = 21,401,400,823.44
  5. Step 5: Solve for x
    x = 21,401,400,823.44/228,619.60
  6. Step 6: Final answer
    x = 93,611.40

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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.