Home / 119,148.24-164,383.41-76,152.87

Finding the Fourth Proportional to 119,148.24, 164,383.41 and 76,152.87

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Solution

The fourth proportional to 119,148.24, 164,383.41 and 76,152.87 is: 105,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,148.24 : 164,383.41 = 76,152.87 : x
  2. Step 2: Convert to fraction form
    119,148.24/164,383.41 = 76,152.87/x
  3. Step 3: Cross multiply
    119,148.24x = 164,383.41 × 76,152.87
  4. Step 4: Simplify right side
    119,148.24x = 12,518,268,451.89
  5. Step 5: Solve for x
    x = 12,518,268,451.89/119,148.24
  6. Step 6: Final answer
    x = 105,064.65

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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.