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Finding the Fourth Proportional to 100,560.63, 150,904.47 and 56,216.48

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Solution

The fourth proportional to 100,560.63, 150,904.47 and 56,216.48 is: 84,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,560.63 : 150,904.47 = 56,216.48 : x
  2. Step 2: Convert to fraction form
    100,560.63/150,904.47 = 56,216.48/x
  3. Step 3: Cross multiply
    100,560.63x = 150,904.47 × 56,216.48
  4. Step 4: Simplify right side
    100,560.63x = 8,483,317,365.14
  5. Step 5: Solve for x
    x = 8,483,317,365.14/100,560.63
  6. Step 6: Final answer
    x = 84,360.22

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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.