Home / 84,380.47-116,443.77-46,140.14

Finding the Fourth Proportional to 84,380.47, 116,443.77 and 46,140.14

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Solution

The fourth proportional to 84,380.47, 116,443.77 and 46,140.14 is: 63,672.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,380.47 : 116,443.77 = 46,140.14 : x
  2. Step 2: Convert to fraction form
    84,380.47/116,443.77 = 46,140.14/x
  3. Step 3: Cross multiply
    84,380.47x = 116,443.77 × 46,140.14
  4. Step 4: Simplify right side
    84,380.47x = 5,372,731,849.93
  5. Step 5: Solve for x
    x = 5,372,731,849.93/84,380.47
  6. Step 6: Final answer
    x = 63,672.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.