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Finding the Fourth Proportional to 62,663.32, 93,775.34 and 44,913.55

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Solution

The fourth proportional to 62,663.32, 93,775.34 and 44,913.55 is: 67,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,663.32 : 93,775.34 = 44,913.55 : x
  2. Step 2: Convert to fraction form
    62,663.32/93,775.34 = 44,913.55/x
  3. Step 3: Cross multiply
    62,663.32x = 93,775.34 × 44,913.55
  4. Step 4: Simplify right side
    62,663.32x = 4,211,783,421.86
  5. Step 5: Solve for x
    x = 4,211,783,421.86/62,663.32
  6. Step 6: Final answer
    x = 67,212.90

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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.