Home / 76,407.02-114,611.94-26,488.74

Finding the Fourth Proportional to 76,407.02, 114,611.94 and 26,488.74

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Solution

The fourth proportional to 76,407.02, 114,611.94 and 26,488.74 is: 39,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,407.02 : 114,611.94 = 26,488.74 : x
  2. Step 2: Convert to fraction form
    76,407.02/114,611.94 = 26,488.74/x
  3. Step 3: Cross multiply
    76,407.02x = 114,611.94 × 26,488.74
  4. Step 4: Simplify right side
    76,407.02x = 3,035,925,879.56
  5. Step 5: Solve for x
    x = 3,035,925,879.56/76,407.02
  6. Step 6: Final answer
    x = 39,733.60

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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.