Home / 73,564.20-110,346.30-42,460.20

Finding the Fourth Proportional to 73,564.20, 110,346.30 and 42,460.20

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Solution

The fourth proportional to 73,564.20, 110,346.30 and 42,460.20 is: 63,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,564.20 : 110,346.30 = 42,460.20 : x
  2. Step 2: Convert to fraction form
    73,564.20/110,346.30 = 42,460.20/x
  3. Step 3: Cross multiply
    73,564.20x = 110,346.30 × 42,460.20
  4. Step 4: Simplify right side
    73,564.20x = 4,685,325,967.26
  5. Step 5: Solve for x
    x = 4,685,325,967.26/73,564.20
  6. Step 6: Final answer
    x = 63,690.30

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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.