Home / 294,180.72-405,971.16-160,045.68

Finding the Fourth Proportional to 294,180.72, 405,971.16 and 160,045.68

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Solution

The fourth proportional to 294,180.72, 405,971.16 and 160,045.68 is: 220,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,180.72 : 405,971.16 = 160,045.68 : x
  2. Step 2: Convert to fraction form
    294,180.72/405,971.16 = 160,045.68/x
  3. Step 3: Cross multiply
    294,180.72x = 405,971.16 × 160,045.68
  4. Step 4: Simplify right side
    294,180.72x = 64,973,930,362.59
  5. Step 5: Solve for x
    x = 64,973,930,362.59/294,180.72
  6. Step 6: Final answer
    x = 220,864.00

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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.