Home / 151,070.40-226,598.40-51,220.80

Finding the Fourth Proportional to 151,070.40, 226,598.40 and 51,220.80

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Solution

The fourth proportional to 151,070.40, 226,598.40 and 51,220.80 is: 76,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,070.40 : 226,598.40 = 51,220.80 : x
  2. Step 2: Convert to fraction form
    151,070.40/226,598.40 = 51,220.80/x
  3. Step 3: Cross multiply
    151,070.40x = 226,598.40 × 51,220.80
  4. Step 4: Simplify right side
    151,070.40x = 11,606,551,326.72
  5. Step 5: Solve for x
    x = 11,606,551,326.72/151,070.40
  6. Step 6: Final answer
    x = 76,828.76

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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.