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Finding the Fourth Proportional to 71,588.01, 98,840.88 and 44,742.59

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Solution

The fourth proportional to 71,588.01, 98,840.88 and 44,742.59 is: 61,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,588.01 : 98,840.88 = 44,742.59 : x
  2. Step 2: Convert to fraction form
    71,588.01/98,840.88 = 44,742.59/x
  3. Step 3: Cross multiply
    71,588.01x = 98,840.88 × 44,742.59
  4. Step 4: Simplify right side
    71,588.01x = 4,422,396,969.08
  5. Step 5: Solve for x
    x = 4,422,396,969.08/71,588.01
  6. Step 6: Final answer
    x = 61,775.67

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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.