Home / 113,614.83-156,788.64-65,895.93

Finding the Fourth Proportional to 113,614.83, 156,788.64 and 65,895.93

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Solution

The fourth proportional to 113,614.83, 156,788.64 and 65,895.93 is: 90,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,614.83 : 156,788.64 = 65,895.93 : x
  2. Step 2: Convert to fraction form
    113,614.83/156,788.64 = 65,895.93/x
  3. Step 3: Cross multiply
    113,614.83x = 156,788.64 × 65,895.93
  4. Step 4: Simplify right side
    113,614.83x = 10,331,733,246.24
  5. Step 5: Solve for x
    x = 10,331,733,246.24/113,614.83
  6. Step 6: Final answer
    x = 90,936.48

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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.