Home / 112,063.70-154,643.39-61,075.33

Finding the Fourth Proportional to 112,063.70, 154,643.39 and 61,075.33

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Solution

The fourth proportional to 112,063.70, 154,643.39 and 61,075.33 is: 84,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063.70 : 154,643.39 = 61,075.33 : x
  2. Step 2: Convert to fraction form
    112,063.70/154,643.39 = 61,075.33/x
  3. Step 3: Cross multiply
    112,063.70x = 154,643.39 × 61,075.33
  4. Step 4: Simplify right side
    112,063.70x = 9,444,896,422.56
  5. Step 5: Solve for x
    x = 9,444,896,422.56/112,063.70
  6. Step 6: Final answer
    x = 84,281.50

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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.