Home / 73,399.28-110,064.24-28,441.68

Finding the Fourth Proportional to 73,399.28, 110,064.24 and 28,441.68

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Solution

The fourth proportional to 73,399.28, 110,064.24 and 28,441.68 is: 42,649.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,399.28 : 110,064.24 = 28,441.68 : x
  2. Step 2: Convert to fraction form
    73,399.28/110,064.24 = 28,441.68/x
  3. Step 3: Cross multiply
    73,399.28x = 110,064.24 × 28,441.68
  4. Step 4: Simplify right side
    73,399.28x = 3,130,411,893.52
  5. Step 5: Solve for x
    x = 3,130,411,893.52/73,399.28
  6. Step 6: Final answer
    x = 42,649.08

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1.5x scale

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.