Home / 84,116.45-116,077.49-46,390.70

Finding the Fourth Proportional to 84,116.45, 116,077.49 and 46,390.70

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Solution

The fourth proportional to 84,116.45, 116,077.49 and 46,390.70 is: 64,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,116.45 : 116,077.49 = 46,390.70 : x
  2. Step 2: Convert to fraction form
    84,116.45/116,077.49 = 46,390.70/x
  3. Step 3: Cross multiply
    84,116.45x = 116,077.49 × 46,390.70
  4. Step 4: Simplify right side
    84,116.45x = 5,384,916,116.79
  5. Step 5: Solve for x
    x = 5,384,916,116.79/84,116.45
  6. Step 6: Final answer
    x = 64,017.40

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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.