Home / 170,232.84-254,869.14-90,089.28

Finding the Fourth Proportional to 170,232.84, 254,869.14 and 90,089.28

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Solution

The fourth proportional to 170,232.84, 254,869.14 and 90,089.28 is: 134,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,232.84 : 254,869.14 = 90,089.28 : x
  2. Step 2: Convert to fraction form
    170,232.84/254,869.14 = 90,089.28/x
  3. Step 3: Cross multiply
    170,232.84x = 254,869.14 × 90,089.28
  4. Step 4: Simplify right side
    170,232.84x = 22,960,977,316.82
  5. Step 5: Solve for x
    x = 22,960,977,316.82/170,232.84
  6. Step 6: Final answer
    x = 134,879.83

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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.