Home / 126,013.88-173,908.94-69,435.32

Finding the Fourth Proportional to 126,013.88, 173,908.94 and 69,435.32

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Solution

The fourth proportional to 126,013.88, 173,908.94 and 69,435.32 is: 95,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,013.88 : 173,908.94 = 69,435.32 : x
  2. Step 2: Convert to fraction form
    126,013.88/173,908.94 = 69,435.32/x
  3. Step 3: Cross multiply
    126,013.88x = 173,908.94 × 69,435.32
  4. Step 4: Simplify right side
    126,013.88x = 12,075,422,899.76
  5. Step 5: Solve for x
    x = 12,075,422,899.76/126,013.88
  6. Step 6: Final answer
    x = 95,826.13

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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.