Home / 74,519.93-111,779.90-43,333.31

Finding the Fourth Proportional to 74,519.93, 111,779.90 and 43,333.31

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Solution

The fourth proportional to 74,519.93, 111,779.90 and 43,333.31 is: 64,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,519.93 : 111,779.90 = 43,333.31 : x
  2. Step 2: Convert to fraction form
    74,519.93/111,779.90 = 43,333.31/x
  3. Step 3: Cross multiply
    74,519.93x = 111,779.90 × 43,333.31
  4. Step 4: Simplify right side
    74,519.93x = 4,843,793,283.75
  5. Step 5: Solve for x
    x = 4,843,793,283.75/74,519.93
  6. Step 6: Final answer
    x = 64,999.97

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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.