Home / 55,766.10-83,575.31-40,905.44

Finding the Fourth Proportional to 55,766.10, 83,575.31 and 40,905.44

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Solution

The fourth proportional to 55,766.10, 83,575.31 and 40,905.44 is: 61,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.10 : 83,575.31 = 40,905.44 : x
  2. Step 2: Convert to fraction form
    55,766.10/83,575.31 = 40,905.44/x
  3. Step 3: Cross multiply
    55,766.10x = 83,575.31 × 40,905.44
  4. Step 4: Simplify right side
    55,766.10x = 3,418,684,410.81
  5. Step 5: Solve for x
    x = 3,418,684,410.81/55,766.10
  6. Step 6: Final answer
    x = 61,303.99

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1.5x scale

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.