Home / 114,409.48-171,639-46,941.68

Finding the Fourth Proportional to 114,409.48, 171,639 and 46,941.68

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Solution

The fourth proportional to 114,409.48, 171,639 and 46,941.68 is: 70,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,409.48 : 171,639 = 46,941.68 : x
  2. Step 2: Convert to fraction form
    114,409.48/171,639 = 46,941.68/x
  3. Step 3: Cross multiply
    114,409.48x = 171,639 × 46,941.68
  4. Step 4: Simplify right side
    114,409.48x = 8,057,023,013.52
  5. Step 5: Solve for x
    x = 8,057,023,013.52/114,409.48
  6. Step 6: Final answer
    x = 70,422.69

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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.