Home / 157,932.06-217,956.77-89,038.52

Finding the Fourth Proportional to 157,932.06, 217,956.77 and 89,038.52

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Solution

The fourth proportional to 157,932.06, 217,956.77 and 89,038.52 is: 122,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,932.06 : 217,956.77 = 89,038.52 : x
  2. Step 2: Convert to fraction form
    157,932.06/217,956.77 = 89,038.52/x
  3. Step 3: Cross multiply
    157,932.06x = 217,956.77 × 89,038.52
  4. Step 4: Simplify right side
    157,932.06x = 19,406,548,224.78
  5. Step 5: Solve for x
    x = 19,406,548,224.78/157,932.06
  6. Step 6: Final answer
    x = 122,879.09

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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.