Home / 254,947.79-351,855.51-159,485.24

Finding the Fourth Proportional to 254,947.79, 351,855.51 and 159,485.24

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Solution

The fourth proportional to 254,947.79, 351,855.51 and 159,485.24 is: 220,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,947.79 : 351,855.51 = 159,485.24 : x
  2. Step 2: Convert to fraction form
    254,947.79/351,855.51 = 159,485.24/x
  3. Step 3: Cross multiply
    254,947.79x = 351,855.51 × 159,485.24
  4. Step 4: Simplify right side
    254,947.79x = 56,115,760,457.67
  5. Step 5: Solve for x
    x = 56,115,760,457.67/254,947.79
  6. Step 6: Final answer
    x = 220,106.87

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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.