Home / 119,815.29-179,749.40-35,582.31

Finding the Fourth Proportional to 119,815.29, 179,749.40 and 35,582.31

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Solution

The fourth proportional to 119,815.29, 179,749.40 and 35,582.31 is: 53,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,815.29 : 179,749.40 = 35,582.31 : x
  2. Step 2: Convert to fraction form
    119,815.29/179,749.40 = 35,582.31/x
  3. Step 3: Cross multiply
    119,815.29x = 179,749.40 × 35,582.31
  4. Step 4: Simplify right side
    119,815.29x = 6,395,898,695.20
  5. Step 5: Solve for x
    x = 6,395,898,695.20/119,815.29
  6. Step 6: Final answer
    x = 53,381.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.