Home / 73,333.10-109,999.65-26,579.90

Finding the Fourth Proportional to 73,333.10, 109,999.65 and 26,579.90

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Solution

The fourth proportional to 73,333.10, 109,999.65 and 26,579.90 is: 39,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,333.10 : 109,999.65 = 26,579.90 : x
  2. Step 2: Convert to fraction form
    73,333.10/109,999.65 = 26,579.90/x
  3. Step 3: Cross multiply
    73,333.10x = 109,999.65 × 26,579.90
  4. Step 4: Simplify right side
    73,333.10x = 2,923,779,697.04
  5. Step 5: Solve for x
    x = 2,923,779,697.04/73,333.10
  6. Step 6: Final answer
    x = 39,869.85

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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.