Home / 188,315.76-282,474.10-46,161.68

Finding the Fourth Proportional to 188,315.76, 282,474.10 and 46,161.68

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Solution

The fourth proportional to 188,315.76, 282,474.10 and 46,161.68 is: 69,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,315.76 : 282,474.10 = 46,161.68 : x
  2. Step 2: Convert to fraction form
    188,315.76/282,474.10 = 46,161.68/x
  3. Step 3: Cross multiply
    188,315.76x = 282,474.10 × 46,161.68
  4. Step 4: Simplify right side
    188,315.76x = 13,039,477,484.71
  5. Step 5: Solve for x
    x = 13,039,477,484.71/188,315.76
  6. Step 6: Final answer
    x = 69,242.62

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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.