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Finding the Fourth Proportional to 71,376.69, 98,499.80 and 41,161.62

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Solution

The fourth proportional to 71,376.69, 98,499.80 and 41,161.62 is: 56,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,376.69 : 98,499.80 = 41,161.62 : x
  2. Step 2: Convert to fraction form
    71,376.69/98,499.80 = 41,161.62/x
  3. Step 3: Cross multiply
    71,376.69x = 98,499.80 × 41,161.62
  4. Step 4: Simplify right side
    71,376.69x = 4,054,411,024.36
  5. Step 5: Solve for x
    x = 4,054,411,024.36/71,376.69
  6. Step 6: Final answer
    x = 56,803.01

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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.