Home / 92,693,749.46-138,962,426.93-76,299,842.96

Finding the Fourth Proportional to 92,693,749.46, 138,962,426.93 and 76,299,842.96

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Solution

The fourth proportional to 92,693,749.46, 138,962,426.93 and 76,299,842.96 is: 114,385,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,693,749.46 : 138,962,426.93 = 76,299,842.96 : x
  2. Step 2: Convert to fraction form
    92,693,749.46/138,962,426.93 = 76,299,842.96/x
  3. Step 3: Cross multiply
    92,693,749.46x = 138,962,426.93 × 76,299,842.96
  4. Step 4: Simplify right side
    92,693,749.46x = 10,602,811,352,099,474
  5. Step 5: Solve for x
    x = 10,602,811,352,099,474/92,693,749.46
  6. Step 6: Final answer
    x = 114,385,397.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.