Home / 82,056.60-123,084.90-46,971.54

Finding the Fourth Proportional to 82,056.60, 123,084.90 and 46,971.54

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Solution

The fourth proportional to 82,056.60, 123,084.90 and 46,971.54 is: 70,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,056.60 : 123,084.90 = 46,971.54 : x
  2. Step 2: Convert to fraction form
    82,056.60/123,084.90 = 46,971.54/x
  3. Step 3: Cross multiply
    82,056.60x = 123,084.90 × 46,971.54
  4. Step 4: Simplify right side
    82,056.60x = 5,781,487,303.75
  5. Step 5: Solve for x
    x = 5,781,487,303.75/82,056.60
  6. Step 6: Final answer
    x = 70,457.31

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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.