Home / 75,056.96-103,583.20-43,225.28

Finding the Fourth Proportional to 75,056.96, 103,583.20 and 43,225.28

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Solution

The fourth proportional to 75,056.96, 103,583.20 and 43,225.28 is: 59,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,056.96 : 103,583.20 = 43,225.28 : x
  2. Step 2: Convert to fraction form
    75,056.96/103,583.20 = 43,225.28/x
  3. Step 3: Cross multiply
    75,056.96x = 103,583.20 × 43,225.28
  4. Step 4: Simplify right side
    75,056.96x = 4,477,412,823.30
  5. Step 5: Solve for x
    x = 4,477,412,823.30/75,056.96
  6. Step 6: Final answer
    x = 59,653.53

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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.