Home / 54,461.28-75,099.60-43,112.64

Finding the Fourth Proportional to 54,461.28, 75,099.60 and 43,112.64

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Solution

The fourth proportional to 54,461.28, 75,099.60 and 43,112.64 is: 59,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,461.28 : 75,099.60 = 43,112.64 : x
  2. Step 2: Convert to fraction form
    54,461.28/75,099.60 = 43,112.64/x
  3. Step 3: Cross multiply
    54,461.28x = 75,099.60 × 43,112.64
  4. Step 4: Simplify right side
    54,461.28x = 3,237,742,018.94
  5. Step 5: Solve for x
    x = 3,237,742,018.94/54,461.28
  6. Step 6: Final answer
    x = 59,450.35

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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.