Home / 145,928.44-218,899.24-44,719.20

Finding the Fourth Proportional to 145,928.44, 218,899.24 and 44,719.20

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Solution

The fourth proportional to 145,928.44, 218,899.24 and 44,719.20 is: 67,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,928.44 : 218,899.24 = 44,719.20 : x
  2. Step 2: Convert to fraction form
    145,928.44/218,899.24 = 44,719.20/x
  3. Step 3: Cross multiply
    145,928.44x = 218,899.24 × 44,719.20
  4. Step 4: Simplify right side
    145,928.44x = 9,788,998,893.41
  5. Step 5: Solve for x
    x = 9,788,998,893.41/145,928.44
  6. Step 6: Final answer
    x = 67,080.82

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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.