Home / 57,316.17-86,021.64-29,256.96

Finding the Fourth Proportional to 57,316.17, 86,021.64 and 29,256.96

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Solution

The fourth proportional to 57,316.17, 86,021.64 and 29,256.96 is: 43,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.17 : 86,021.64 = 29,256.96 : x
  2. Step 2: Convert to fraction form
    57,316.17/86,021.64 = 29,256.96/x
  3. Step 3: Cross multiply
    57,316.17x = 86,021.64 × 29,256.96
  4. Step 4: Simplify right side
    57,316.17x = 2,516,731,680.61
  5. Step 5: Solve for x
    x = 2,516,731,680.61/57,316.17
  6. Step 6: Final answer
    x = 43,909.63

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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.