Home / 93,606.36-129,161.82-53,320.89

Finding the Fourth Proportional to 93,606.36, 129,161.82 and 53,320.89

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Solution

The fourth proportional to 93,606.36, 129,161.82 and 53,320.89 is: 73,574.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,606.36 : 129,161.82 = 53,320.89 : x
  2. Step 2: Convert to fraction form
    93,606.36/129,161.82 = 53,320.89/x
  3. Step 3: Cross multiply
    93,606.36x = 129,161.82 × 53,320.89
  4. Step 4: Simplify right side
    93,606.36x = 6,887,023,196.42
  5. Step 5: Solve for x
    x = 6,887,023,196.42/93,606.36
  6. Step 6: Final answer
    x = 73,574.31

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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.