Home / 89,847.63-134,787.58-30,669.46

Finding the Fourth Proportional to 89,847.63, 134,787.58 and 30,669.46

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Solution

The fourth proportional to 89,847.63, 134,787.58 and 30,669.46 is: 46,009.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,847.63 : 134,787.58 = 30,669.46 : x
  2. Step 2: Convert to fraction form
    89,847.63/134,787.58 = 30,669.46/x
  3. Step 3: Cross multiply
    89,847.63x = 134,787.58 × 30,669.46
  4. Step 4: Simplify right side
    89,847.63x = 4,133,861,994.67
  5. Step 5: Solve for x
    x = 4,133,861,994.67/89,847.63
  6. Step 6: Final answer
    x = 46,009.69

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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.