Home / 107,566.41-161,349.63-28,680.93

Finding the Fourth Proportional to 107,566.41, 161,349.63 and 28,680.93

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Solution

The fourth proportional to 107,566.41, 161,349.63 and 28,680.93 is: 43,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,566.41 : 161,349.63 = 28,680.93 : x
  2. Step 2: Convert to fraction form
    107,566.41/161,349.63 = 28,680.93/x
  3. Step 3: Cross multiply
    107,566.41x = 161,349.63 × 28,680.93
  4. Step 4: Simplify right side
    107,566.41x = 4,627,657,443.56
  5. Step 5: Solve for x
    x = 4,627,657,443.56/107,566.41
  6. Step 6: Final answer
    x = 43,021.40

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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.