Home / 86,775.23-130,181.99-36,898.07

Finding the Fourth Proportional to 86,775.23, 130,181.99 and 36,898.07

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Solution

The fourth proportional to 86,775.23, 130,181.99 and 36,898.07 is: 55,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,775.23 : 130,181.99 = 36,898.07 : x
  2. Step 2: Convert to fraction form
    86,775.23/130,181.99 = 36,898.07/x
  3. Step 3: Cross multiply
    86,775.23x = 130,181.99 × 36,898.07
  4. Step 4: Simplify right side
    86,775.23x = 4,803,463,344.36
  5. Step 5: Solve for x
    x = 4,803,463,344.36/86,775.23
  6. Step 6: Final answer
    x = 55,355.23

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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.