Home / 152,106.24-209,687.04-104,283.84

Finding the Fourth Proportional to 152,106.24, 209,687.04 and 104,283.84

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Solution

The fourth proportional to 152,106.24, 209,687.04 and 104,283.84 is: 143,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,106.24 : 209,687.04 = 104,283.84 : x
  2. Step 2: Convert to fraction form
    152,106.24/209,687.04 = 104,283.84/x
  3. Step 3: Cross multiply
    152,106.24x = 209,687.04 × 104,283.84
  4. Step 4: Simplify right side
    152,106.24x = 21,866,969,729.43
  5. Step 5: Solve for x
    x = 21,866,969,729.43/152,106.24
  6. Step 6: Final answer
    x = 143,761.16

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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.