Home / 76,090.98-114,112.27-26,159.07

Finding the Fourth Proportional to 76,090.98, 114,112.27 and 26,159.07

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Solution

The fourth proportional to 76,090.98, 114,112.27 and 26,159.07 is: 39,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,090.98 : 114,112.27 = 26,159.07 : x
  2. Step 2: Convert to fraction form
    76,090.98/114,112.27 = 26,159.07/x
  3. Step 3: Cross multiply
    76,090.98x = 114,112.27 × 26,159.07
  4. Step 4: Simplify right side
    76,090.98x = 2,985,070,858.79
  5. Step 5: Solve for x
    x = 2,985,070,858.79/76,090.98
  6. Step 6: Final answer
    x = 39,230.29

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1.5x scale

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.