Home / 76,259.47-114,407.20-26,339.98

Finding the Fourth Proportional to 76,259.47, 114,407.20 and 26,339.98

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Solution

The fourth proportional to 76,259.47, 114,407.20 and 26,339.98 is: 39,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,259.47 : 114,407.20 = 26,339.98 : x
  2. Step 2: Convert to fraction form
    76,259.47/114,407.20 = 26,339.98/x
  3. Step 3: Cross multiply
    76,259.47x = 114,407.20 × 26,339.98
  4. Step 4: Simplify right side
    76,259.47x = 3,013,483,007.99
  5. Step 5: Solve for x
    x = 3,013,483,007.99/76,259.47
  6. Step 6: Final answer
    x = 39,516.18

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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.