Home / 96,745.23-133,507.71-53,138.52

Finding the Fourth Proportional to 96,745.23, 133,507.71 and 53,138.52

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Solution

The fourth proportional to 96,745.23, 133,507.71 and 53,138.52 is: 73,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,745.23 : 133,507.71 = 53,138.52 : x
  2. Step 2: Convert to fraction form
    96,745.23/133,507.71 = 53,138.52/x
  3. Step 3: Cross multiply
    96,745.23x = 133,507.71 × 53,138.52
  4. Step 4: Simplify right side
    96,745.23x = 7,094,402,117.99
  5. Step 5: Solve for x
    x = 7,094,402,117.99/96,745.23
  6. Step 6: Final answer
    x = 73,330.77

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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.