Home / 126,677.64-190,043.52-46,715.82

Finding the Fourth Proportional to 126,677.64, 190,043.52 and 46,715.82

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Solution

The fourth proportional to 126,677.64, 190,043.52 and 46,715.82 is: 70,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,677.64 : 190,043.52 = 46,715.82 : x
  2. Step 2: Convert to fraction form
    126,677.64/190,043.52 = 46,715.82/x
  3. Step 3: Cross multiply
    126,677.64x = 190,043.52 × 46,715.82
  4. Step 4: Simplify right side
    126,677.64x = 8,878,038,872.49
  5. Step 5: Solve for x
    x = 8,878,038,872.49/126,677.64
  6. Step 6: Final answer
    x = 70,083.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.