Home / 314,228.22-471,416.16-103,866.15

Finding the Fourth Proportional to 314,228.22, 471,416.16 and 103,866.15

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Solution

The fourth proportional to 314,228.22, 471,416.16 and 103,866.15 is: 155,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,228.22 : 471,416.16 = 103,866.15 : x
  2. Step 2: Convert to fraction form
    314,228.22/471,416.16 = 103,866.15/x
  3. Step 3: Cross multiply
    314,228.22x = 471,416.16 × 103,866.15
  4. Step 4: Simplify right side
    314,228.22x = 48,964,181,586.98
  5. Step 5: Solve for x
    x = 48,964,181,586.98/314,228.22
  6. Step 6: Final answer
    x = 155,823.63

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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.