Home / 115,913.20-173,826.60-41,004.40

Finding the Fourth Proportional to 115,913.20, 173,826.60 and 41,004.40

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Solution

The fourth proportional to 115,913.20, 173,826.60 and 41,004.40 is: 61,491.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,913.20 : 173,826.60 = 41,004.40 : x
  2. Step 2: Convert to fraction form
    115,913.20/173,826.60 = 41,004.40/x
  3. Step 3: Cross multiply
    115,913.20x = 173,826.60 × 41,004.40
  4. Step 4: Simplify right side
    115,913.20x = 7,127,655,437.04
  5. Step 5: Solve for x
    x = 7,127,655,437.04/115,913.20
  6. Step 6: Final answer
    x = 61,491.32

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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.