Home / 121,817.18-182,700.66-46,911.62

Finding the Fourth Proportional to 121,817.18, 182,700.66 and 46,911.62

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Solution

The fourth proportional to 121,817.18, 182,700.66 and 46,911.62 is: 70,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,817.18 : 182,700.66 = 46,911.62 : x
  2. Step 2: Convert to fraction form
    121,817.18/182,700.66 = 46,911.62/x
  3. Step 3: Cross multiply
    121,817.18x = 182,700.66 × 46,911.62
  4. Step 4: Simplify right side
    121,817.18x = 8,570,783,935.67
  5. Step 5: Solve for x
    x = 8,570,783,935.67/121,817.18
  6. Step 6: Final answer
    x = 70,357.76

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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.