Home / 141,010.32-194,554.80-90,738.48

Finding the Fourth Proportional to 141,010.32, 194,554.80 and 90,738.48

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Solution

The fourth proportional to 141,010.32, 194,554.80 and 90,738.48 is: 125,193.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,010.32 : 194,554.80 = 90,738.48 : x
  2. Step 2: Convert to fraction form
    141,010.32/194,554.80 = 90,738.48/x
  3. Step 3: Cross multiply
    141,010.32x = 194,554.80 × 90,738.48
  4. Step 4: Simplify right side
    141,010.32x = 17,653,606,828.70
  5. Step 5: Solve for x
    x = 17,653,606,828.70/141,010.32
  6. Step 6: Final answer
    x = 125,193.72

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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.