Home / 165,587.10-248,486.13-70,817.82

Finding the Fourth Proportional to 165,587.10, 248,486.13 and 70,817.82

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Solution

The fourth proportional to 165,587.10, 248,486.13 and 70,817.82 is: 106,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,587.10 : 248,486.13 = 70,817.82 : x
  2. Step 2: Convert to fraction form
    165,587.10/248,486.13 = 70,817.82/x
  3. Step 3: Cross multiply
    165,587.10x = 248,486.13 × 70,817.82
  4. Step 4: Simplify right side
    165,587.10x = 17,597,246,026.84
  5. Step 5: Solve for x
    x = 17,597,246,026.84/165,587.10
  6. Step 6: Final answer
    x = 106,271.84

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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.