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Finding the Fourth Proportional to 228,148.72, 342,281.41 and 94,984.72

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Solution

The fourth proportional to 228,148.72, 342,281.41 and 94,984.72 is: 142,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,148.72 : 342,281.41 = 94,984.72 : x
  2. Step 2: Convert to fraction form
    228,148.72/342,281.41 = 94,984.72/x
  3. Step 3: Cross multiply
    228,148.72x = 342,281.41 × 94,984.72
  4. Step 4: Simplify right side
    228,148.72x = 32,511,503,890.06
  5. Step 5: Solve for x
    x = 32,511,503,890.06/228,148.72
  6. Step 6: Final answer
    x = 142,501.36

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1.5x scale

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.