Home / 141,220.44-194,787.48-90,210.52

Finding the Fourth Proportional to 141,220.44, 194,787.48 and 90,210.52

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Solution

The fourth proportional to 141,220.44, 194,787.48 and 90,210.52 is: 124,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,220.44 : 194,787.48 = 90,210.52 : x
  2. Step 2: Convert to fraction form
    141,220.44/194,787.48 = 90,210.52/x
  3. Step 3: Cross multiply
    141,220.44x = 194,787.48 × 90,210.52
  4. Step 4: Simplify right side
    141,220.44x = 17,571,880,715.98
  5. Step 5: Solve for x
    x = 17,571,880,715.98/141,220.44
  6. Step 6: Final answer
    x = 124,428.74

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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.