Home / 119,235.60-164,509.25-71,471.52

Finding the Fourth Proportional to 119,235.60, 164,509.25 and 71,471.52

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Solution

The fourth proportional to 119,235.60, 164,509.25 and 71,471.52 is: 98,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,235.60 : 164,509.25 = 71,471.52 : x
  2. Step 2: Convert to fraction form
    119,235.60/164,509.25 = 71,471.52/x
  3. Step 3: Cross multiply
    119,235.60x = 164,509.25 × 71,471.52
  4. Step 4: Simplify right side
    119,235.60x = 11,757,725,794.20
  5. Step 5: Solve for x
    x = 11,757,725,794.20/119,235.60
  6. Step 6: Final answer
    x = 98,609.19

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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.