Home / 253,223.07-349,516.94-157,673.31

Finding the Fourth Proportional to 253,223.07, 349,516.94 and 157,673.31

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Solution

The fourth proportional to 253,223.07, 349,516.94 and 157,673.31 is: 217,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,223.07 : 349,516.94 = 157,673.31 : x
  2. Step 2: Convert to fraction form
    253,223.07/349,516.94 = 157,673.31/x
  3. Step 3: Cross multiply
    253,223.07x = 349,516.94 × 157,673.31
  4. Step 4: Simplify right side
    253,223.07x = 55,109,492,042.50
  5. Step 5: Solve for x
    x = 55,109,492,042.50/253,223.07
  6. Step 6: Final answer
    x = 217,632.19

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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.