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Finding the Fourth Proportional to 86,244.37, 119,019.55 and 47,483.37

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Solution

The fourth proportional to 86,244.37, 119,019.55 and 47,483.37 is: 65,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,244.37 : 119,019.55 = 47,483.37 : x
  2. Step 2: Convert to fraction form
    86,244.37/119,019.55 = 47,483.37/x
  3. Step 3: Cross multiply
    86,244.37x = 119,019.55 × 47,483.37
  4. Step 4: Simplify right side
    86,244.37x = 5,651,449,390.02
  5. Step 5: Solve for x
    x = 5,651,449,390.02/86,244.37
  6. Step 6: Final answer
    x = 65,528.33

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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.