Home / 84,375.80-116,434.32-46,642.76

Finding the Fourth Proportional to 84,375.80, 116,434.32 and 46,642.76

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Solution

The fourth proportional to 84,375.80, 116,434.32 and 46,642.76 is: 64,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,375.80 : 116,434.32 = 46,642.76 : x
  2. Step 2: Convert to fraction form
    84,375.80/116,434.32 = 46,642.76/x
  3. Step 3: Cross multiply
    84,375.80x = 116,434.32 × 46,642.76
  4. Step 4: Simplify right side
    84,375.80x = 5,430,818,043.52
  5. Step 5: Solve for x
    x = 5,430,818,043.52/84,375.80
  6. Step 6: Final answer
    x = 64,364.64

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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.