Home / 245,880.11-368,693.31-112,646.19

Finding the Fourth Proportional to 245,880.11, 368,693.31 and 112,646.19

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Solution

The fourth proportional to 245,880.11, 368,693.31 and 112,646.19 is: 168,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,880.11 : 368,693.31 = 112,646.19 : x
  2. Step 2: Convert to fraction form
    245,880.11/368,693.31 = 112,646.19/x
  3. Step 3: Cross multiply
    245,880.11x = 368,693.31 × 112,646.19
  4. Step 4: Simplify right side
    245,880.11x = 41,531,896,649.99
  5. Step 5: Solve for x
    x = 41,531,896,649.99/245,880.11
  6. Step 6: Final answer
    x = 168,911.17

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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.