Home / 71,771.56-99,038.34-41,558.92

Finding the Fourth Proportional to 71,771.56, 99,038.34 and 41,558.92

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Solution

The fourth proportional to 71,771.56, 99,038.34 and 41,558.92 is: 57,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,771.56 : 99,038.34 = 41,558.92 : x
  2. Step 2: Convert to fraction form
    71,771.56/99,038.34 = 41,558.92/x
  3. Step 3: Cross multiply
    71,771.56x = 99,038.34 × 41,558.92
  4. Step 4: Simplify right side
    71,771.56x = 4,115,926,448.99
  5. Step 5: Solve for x
    x = 4,115,926,448.99/71,771.56
  6. Step 6: Final answer
    x = 57,347.60

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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.