Home / 145,884.10-218,826.15-46,114.37

Finding the Fourth Proportional to 145,884.10, 218,826.15 and 46,114.37

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Solution

The fourth proportional to 145,884.10, 218,826.15 and 46,114.37 is: 69,171.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,884.10 : 218,826.15 = 46,114.37 : x
  2. Step 2: Convert to fraction form
    145,884.10/218,826.15 = 46,114.37/x
  3. Step 3: Cross multiply
    145,884.10x = 218,826.15 × 46,114.37
  4. Step 4: Simplify right side
    145,884.10x = 10,091,030,046.78
  5. Step 5: Solve for x
    x = 10,091,030,046.78/145,884.10
  6. Step 6: Final answer
    x = 69,171.56

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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.