Home / 71,316.72-98,416.08-41,102.10

Finding the Fourth Proportional to 71,316.72, 98,416.08 and 41,102.10

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Solution

The fourth proportional to 71,316.72, 98,416.08 and 41,102.10 is: 56,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,316.72 : 98,416.08 = 41,102.10 : x
  2. Step 2: Convert to fraction form
    71,316.72/98,416.08 = 41,102.10/x
  3. Step 3: Cross multiply
    71,316.72x = 98,416.08 × 41,102.10
  4. Step 4: Simplify right side
    71,316.72x = 4,045,107,561.77
  5. Step 5: Solve for x
    x = 4,045,107,561.77/71,316.72
  6. Step 6: Final answer
    x = 56,720.33

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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.