Home / 208,331.58-287,497.44-112,838.34

Finding the Fourth Proportional to 208,331.58, 287,497.44 and 112,838.34

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Solution

The fourth proportional to 208,331.58, 287,497.44 and 112,838.34 is: 155,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,331.58 : 287,497.44 = 112,838.34 : x
  2. Step 2: Convert to fraction form
    208,331.58/287,497.44 = 112,838.34/x
  3. Step 3: Cross multiply
    208,331.58x = 287,497.44 × 112,838.34
  4. Step 4: Simplify right side
    208,331.58x = 32,440,733,883.85
  5. Step 5: Solve for x
    x = 32,440,733,883.85/208,331.58
  6. Step 6: Final answer
    x = 155,716.83

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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.