Home / 354,799.03-531,736.49-144,190.75

Finding the Fourth Proportional to 354,799.03, 531,736.49 and 144,190.75

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Solution

The fourth proportional to 354,799.03, 531,736.49 and 144,190.75 is: 216,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,799.03 : 531,736.49 = 144,190.75 : x
  2. Step 2: Convert to fraction form
    354,799.03/531,736.49 = 144,190.75/x
  3. Step 3: Cross multiply
    354,799.03x = 531,736.49 × 144,190.75
  4. Step 4: Simplify right side
    354,799.03x = 76,671,482,574.51
  5. Step 5: Solve for x
    x = 76,671,482,574.51/354,799.03
  6. Step 6: Final answer
    x = 216,098.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.