Home / 127,075.41-175,366.39-69,717.69

Finding the Fourth Proportional to 127,075.41, 175,366.39 and 69,717.69

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Solution

The fourth proportional to 127,075.41, 175,366.39 and 69,717.69 is: 96,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,075.41 : 175,366.39 = 69,717.69 : x
  2. Step 2: Convert to fraction form
    127,075.41/175,366.39 = 69,717.69/x
  3. Step 3: Cross multiply
    127,075.41x = 175,366.39 × 69,717.69
  4. Step 4: Simplify right side
    127,075.41x = 12,226,139,614.44
  5. Step 5: Solve for x
    x = 12,226,139,614.44/127,075.41
  6. Step 6: Final answer
    x = 96,211.69

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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.