Home / 76,181,088.66-105,136,385.98-43,147,214.26

Finding the Fourth Proportional to 76,181,088.66, 105,136,385.98 and 43,147,214.26

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Solution

The fourth proportional to 76,181,088.66, 105,136,385.98 and 43,147,214.26 is: 59,546,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,181,088.66 : 105,136,385.98 = 43,147,214.26 : x
  2. Step 2: Convert to fraction form
    76,181,088.66/105,136,385.98 = 43,147,214.26/x
  3. Step 3: Cross multiply
    76,181,088.66x = 105,136,385.98 × 43,147,214.26
  4. Step 4: Simplify right side
    76,181,088.66x = 4,536,342,172,401,120
  5. Step 5: Solve for x
    x = 4,536,342,172,401,120/76,181,088.66
  6. Step 6: Final answer
    x = 59,546,827.86

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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.