Home / 254,734.19-351,443.57-152,792.65

Finding the Fourth Proportional to 254,734.19, 351,443.57 and 152,792.65

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Solution

The fourth proportional to 254,734.19, 351,443.57 and 152,792.65 is: 210,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,734.19 : 351,443.57 = 152,792.65 : x
  2. Step 2: Convert to fraction form
    254,734.19/351,443.57 = 152,792.65/x
  3. Step 3: Cross multiply
    254,734.19x = 351,443.57 × 152,792.65
  4. Step 4: Simplify right side
    254,734.19x = 53,697,994,385.76
  5. Step 5: Solve for x
    x = 53,697,994,385.76/254,734.19
  6. Step 6: Final answer
    x = 210,800.11

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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.