Home / 357,451.48-536,176.96-91,212.02

Finding the Fourth Proportional to 357,451.48, 536,176.96 and 91,212.02

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Solution

The fourth proportional to 357,451.48, 536,176.96 and 91,212.02 is: 136,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,451.48 : 536,176.96 = 91,212.02 : x
  2. Step 2: Convert to fraction form
    357,451.48/536,176.96 = 91,212.02/x
  3. Step 3: Cross multiply
    357,451.48x = 536,176.96 × 91,212.02
  4. Step 4: Simplify right side
    357,451.48x = 48,905,785,588.54
  5. Step 5: Solve for x
    x = 48,905,785,588.54/357,451.48
  6. Step 6: Final answer
    x = 136,817.97

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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.