Home / 83,477.64-115,199.49-45,237.27

Finding the Fourth Proportional to 83,477.64, 115,199.49 and 45,237.27

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Solution

The fourth proportional to 83,477.64, 115,199.49 and 45,237.27 is: 62,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,477.64 : 115,199.49 = 45,237.27 : x
  2. Step 2: Convert to fraction form
    83,477.64/115,199.49 = 45,237.27/x
  3. Step 3: Cross multiply
    83,477.64x = 115,199.49 × 45,237.27
  4. Step 4: Simplify right side
    83,477.64x = 5,211,310,432.99
  5. Step 5: Solve for x
    x = 5,211,310,432.99/83,477.64
  6. Step 6: Final answer
    x = 62,427.62

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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.