Home / 73,899.04-110,819.28-42,756.16

Finding the Fourth Proportional to 73,899.04, 110,819.28 and 42,756.16

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Solution

The fourth proportional to 73,899.04, 110,819.28 and 42,756.16 is: 64,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,899.04 : 110,819.28 = 42,756.16 : x
  2. Step 2: Convert to fraction form
    73,899.04/110,819.28 = 42,756.16/x
  3. Step 3: Cross multiply
    73,899.04x = 110,819.28 × 42,756.16
  4. Step 4: Simplify right side
    73,899.04x = 4,738,206,866.76
  5. Step 5: Solve for x
    x = 4,738,206,866.76/73,899.04
  6. Step 6: Final answer
    x = 64,117.30

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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.