Home / 79,749.65-110,054.84-43,938.90

Finding the Fourth Proportional to 79,749.65, 110,054.84 and 43,938.90

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Solution

The fourth proportional to 79,749.65, 110,054.84 and 43,938.90 is: 60,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,749.65 : 110,054.84 = 43,938.90 : x
  2. Step 2: Convert to fraction form
    79,749.65/110,054.84 = 43,938.90/x
  3. Step 3: Cross multiply
    79,749.65x = 110,054.84 × 43,938.90
  4. Step 4: Simplify right side
    79,749.65x = 4,835,688,389.58
  5. Step 5: Solve for x
    x = 4,835,688,389.58/79,749.65
  6. Step 6: Final answer
    x = 60,635.86

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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.