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Finding the Fourth Proportional to 141,636.96, 212,409.36 and 46,849.32

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Solution

The fourth proportional to 141,636.96, 212,409.36 and 46,849.32 is: 70,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,636.96 : 212,409.36 = 46,849.32 : x
  2. Step 2: Convert to fraction form
    141,636.96/212,409.36 = 46,849.32/x
  3. Step 3: Cross multiply
    141,636.96x = 212,409.36 × 46,849.32
  4. Step 4: Simplify right side
    141,636.96x = 9,951,234,077.64
  5. Step 5: Solve for x
    x = 9,951,234,077.64/141,636.96
  6. Step 6: Final answer
    x = 70,258.74

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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.