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Finding the Fourth Proportional to 100,971.69, 151,485.59 and 44,050.57

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Solution

The fourth proportional to 100,971.69, 151,485.59 and 44,050.57 is: 66,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,971.69 : 151,485.59 = 44,050.57 : x
  2. Step 2: Convert to fraction form
    100,971.69/151,485.59 = 44,050.57/x
  3. Step 3: Cross multiply
    100,971.69x = 151,485.59 × 44,050.57
  4. Step 4: Simplify right side
    100,971.69x = 6,673,026,586.29
  5. Step 5: Solve for x
    x = 6,673,026,586.29/100,971.69
  6. Step 6: Final answer
    x = 66,088.09

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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.