Home / 86,324.88-119,127.18-48,083.40

Finding the Fourth Proportional to 86,324.88, 119,127.18 and 48,083.40

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Solution

The fourth proportional to 86,324.88, 119,127.18 and 48,083.40 is: 66,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,324.88 : 119,127.18 = 48,083.40 : x
  2. Step 2: Convert to fraction form
    86,324.88/119,127.18 = 48,083.40/x
  3. Step 3: Cross multiply
    86,324.88x = 119,127.18 × 48,083.40
  4. Step 4: Simplify right side
    86,324.88x = 5,728,039,846.81
  5. Step 5: Solve for x
    x = 5,728,039,846.81/86,324.88
  6. Step 6: Final answer
    x = 66,354.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.