Home / 52,303.58-78,447.12-43,475.66

Finding the Fourth Proportional to 52,303.58, 78,447.12 and 43,475.66

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Solution

The fourth proportional to 52,303.58, 78,447.12 and 43,475.66 is: 65,206.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.58 : 78,447.12 = 43,475.66 : x
  2. Step 2: Convert to fraction form
    52,303.58/78,447.12 = 43,475.66/x
  3. Step 3: Cross multiply
    52,303.58x = 78,447.12 × 43,475.66
  4. Step 4: Simplify right side
    52,303.58x = 3,410,540,317.10
  5. Step 5: Solve for x
    x = 3,410,540,317.10/52,303.58
  6. Step 6: Final answer
    x = 65,206.63

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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.