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Finding the Fourth Proportional to 241,672.34, 333,432.60 and 139,660.64

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Solution

The fourth proportional to 241,672.34, 333,432.60 and 139,660.64 is: 192,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,672.34 : 333,432.60 = 139,660.64 : x
  2. Step 2: Convert to fraction form
    241,672.34/333,432.60 = 139,660.64/x
  3. Step 3: Cross multiply
    241,672.34x = 333,432.60 × 139,660.64
  4. Step 4: Simplify right side
    241,672.34x = 46,567,410,312.86
  5. Step 5: Solve for x
    x = 46,567,410,312.86/241,672.34
  6. Step 6: Final answer
    x = 192,688.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.