Home / 96,439.60-133,090.86-53,997.22

Finding the Fourth Proportional to 96,439.60, 133,090.86 and 53,997.22

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Solution

The fourth proportional to 96,439.60, 133,090.86 and 53,997.22 is: 74,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,439.60 : 133,090.86 = 53,997.22 : x
  2. Step 2: Convert to fraction form
    96,439.60/133,090.86 = 53,997.22/x
  3. Step 3: Cross multiply
    96,439.60x = 133,090.86 × 53,997.22
  4. Step 4: Simplify right side
    96,439.60x = 7,186,536,447.41
  5. Step 5: Solve for x
    x = 7,186,536,447.41/96,439.60
  6. Step 6: Final answer
    x = 74,518.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.