Home / 52,388.64-78,683.40-44,909.10

Finding the Fourth Proportional to 52,388.64, 78,683.40 and 44,909.10

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Solution

The fourth proportional to 52,388.64, 78,683.40 and 44,909.10 is: 67,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,388.64 : 78,683.40 = 44,909.10 : x
  2. Step 2: Convert to fraction form
    52,388.64/78,683.40 = 44,909.10/x
  3. Step 3: Cross multiply
    52,388.64x = 78,683.40 × 44,909.10
  4. Step 4: Simplify right side
    52,388.64x = 3,533,600,678.94
  5. Step 5: Solve for x
    x = 3,533,600,678.94/52,388.64
  6. Step 6: Final answer
    x = 67,449.75

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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.