Home / 130,726.85-196,025.54-46,474.39

Finding the Fourth Proportional to 130,726.85, 196,025.54 and 46,474.39

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Solution

The fourth proportional to 130,726.85, 196,025.54 and 46,474.39 is: 69,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,726.85 : 196,025.54 = 46,474.39 : x
  2. Step 2: Convert to fraction form
    130,726.85/196,025.54 = 46,474.39/x
  3. Step 3: Cross multiply
    130,726.85x = 196,025.54 × 46,474.39
  4. Step 4: Simplify right side
    130,726.85x = 9,110,167,408.58
  5. Step 5: Solve for x
    x = 9,110,167,408.58/130,726.85
  6. Step 6: Final answer
    x = 69,688.57

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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.