Home / 151,328.61-226,992.30-46,147.28

Finding the Fourth Proportional to 151,328.61, 226,992.30 and 46,147.28

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Solution

The fourth proportional to 151,328.61, 226,992.30 and 46,147.28 is: 69,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328.61 : 226,992.30 = 46,147.28 : x
  2. Step 2: Convert to fraction form
    151,328.61/226,992.30 = 46,147.28/x
  3. Step 3: Cross multiply
    151,328.61x = 226,992.30 × 46,147.28
  4. Step 4: Simplify right side
    151,328.61x = 10,475,076,090.98
  5. Step 5: Solve for x
    x = 10,475,076,090.98/151,328.61
  6. Step 6: Final answer
    x = 69,220.72

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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.