Home / 86,556.89-130,063.66-46,605.41

Finding the Fourth Proportional to 86,556.89, 130,063.66 and 46,605.41

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Solution

The fourth proportional to 86,556.89, 130,063.66 and 46,605.41 is: 70,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,556.89 : 130,063.66 = 46,605.41 : x
  2. Step 2: Convert to fraction form
    86,556.89/130,063.66 = 46,605.41/x
  3. Step 3: Cross multiply
    86,556.89x = 130,063.66 × 46,605.41
  4. Step 4: Simplify right side
    86,556.89x = 6,061,670,200.40
  5. Step 5: Solve for x
    x = 6,061,670,200.40/86,556.89
  6. Step 6: Final answer
    x = 70,031.05

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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.