Home / 80,838.74-111,557.58-46,853.84

Finding the Fourth Proportional to 80,838.74, 111,557.58 and 46,853.84

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Solution

The fourth proportional to 80,838.74, 111,557.58 and 46,853.84 is: 64,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,838.74 : 111,557.58 = 46,853.84 : x
  2. Step 2: Convert to fraction form
    80,838.74/111,557.58 = 46,853.84/x
  3. Step 3: Cross multiply
    80,838.74x = 111,557.58 × 46,853.84
  4. Step 4: Simplify right side
    80,838.74x = 5,226,901,004.11
  5. Step 5: Solve for x
    x = 5,226,901,004.11/80,838.74
  6. Step 6: Final answer
    x = 64,658.37

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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.