Home / 80,783.19-111,484.44-44,975.46

Finding the Fourth Proportional to 80,783.19, 111,484.44 and 44,975.46

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Solution

The fourth proportional to 80,783.19, 111,484.44 and 44,975.46 is: 62,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,783.19 : 111,484.44 = 44,975.46 : x
  2. Step 2: Convert to fraction form
    80,783.19/111,484.44 = 44,975.46/x
  3. Step 3: Cross multiply
    80,783.19x = 111,484.44 × 44,975.46
  4. Step 4: Simplify right side
    80,783.19x = 5,014,063,971.84
  5. Step 5: Solve for x
    x = 5,014,063,971.84/80,783.19
  6. Step 6: Final answer
    x = 62,068.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.