Home / 75,444.36-113,181.10-28,693.58

Finding the Fourth Proportional to 75,444.36, 113,181.10 and 28,693.58

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Solution

The fourth proportional to 75,444.36, 113,181.10 and 28,693.58 is: 43,045.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,444.36 : 113,181.10 = 28,693.58 : x
  2. Step 2: Convert to fraction form
    75,444.36/113,181.10 = 28,693.58/x
  3. Step 3: Cross multiply
    75,444.36x = 113,181.10 × 28,693.58
  4. Step 4: Simplify right side
    75,444.36x = 3,247,570,947.34
  5. Step 5: Solve for x
    x = 3,247,570,947.34/75,444.36
  6. Step 6: Final answer
    x = 43,045.91

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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.