Home / 100,863.69-151,225.47-44,673.18

Finding the Fourth Proportional to 100,863.69, 151,225.47 and 44,673.18

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Solution

The fourth proportional to 100,863.69, 151,225.47 and 44,673.18 is: 66,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,863.69 : 151,225.47 = 44,673.18 : x
  2. Step 2: Convert to fraction form
    100,863.69/151,225.47 = 44,673.18/x
  3. Step 3: Cross multiply
    100,863.69x = 151,225.47 × 44,673.18
  4. Step 4: Simplify right side
    100,863.69x = 6,755,722,641.89
  5. Step 5: Solve for x
    x = 6,755,722,641.89/100,863.69
  6. Step 6: Final answer
    x = 66,978.74

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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.