Home / 319,221.02-478,836.26-94,604.24

Finding the Fourth Proportional to 319,221.02, 478,836.26 and 94,604.24

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Solution

The fourth proportional to 319,221.02, 478,836.26 and 94,604.24 is: 141,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,221.02 : 478,836.26 = 94,604.24 : x
  2. Step 2: Convert to fraction form
    319,221.02/478,836.26 = 94,604.24/x
  3. Step 3: Cross multiply
    319,221.02x = 478,836.26 × 94,604.24
  4. Step 4: Simplify right side
    319,221.02x = 45,299,937,594.54
  5. Step 5: Solve for x
    x = 45,299,937,594.54/319,221.02
  6. Step 6: Final answer
    x = 141,907.76

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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.