Home / 119,243.23-164,547.90-68,256.37

Finding the Fourth Proportional to 119,243.23, 164,547.90 and 68,256.37

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Solution

The fourth proportional to 119,243.23, 164,547.90 and 68,256.37 is: 94,189.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,243.23 : 164,547.90 = 68,256.37 : x
  2. Step 2: Convert to fraction form
    119,243.23/164,547.90 = 68,256.37/x
  3. Step 3: Cross multiply
    119,243.23x = 164,547.90 × 68,256.37
  4. Step 4: Simplify right side
    119,243.23x = 11,231,442,345.12
  5. Step 5: Solve for x
    x = 11,231,442,345.12/119,243.23
  6. Step 6: Final answer
    x = 94,189.35

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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.