Home / 78,026.16-107,676.03-44,041.80

Finding the Fourth Proportional to 78,026.16, 107,676.03 and 44,041.80

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Solution

The fourth proportional to 78,026.16, 107,676.03 and 44,041.80 is: 60,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,026.16 : 107,676.03 = 44,041.80 : x
  2. Step 2: Convert to fraction form
    78,026.16/107,676.03 = 44,041.80/x
  3. Step 3: Cross multiply
    78,026.16x = 107,676.03 × 44,041.80
  4. Step 4: Simplify right side
    78,026.16x = 4,742,246,178.05
  5. Step 5: Solve for x
    x = 4,742,246,178.05/78,026.16
  6. Step 6: Final answer
    x = 60,777.64

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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.