Home / 208,985.07-288,487.68-141,094

Finding the Fourth Proportional to 208,985.07, 288,487.68 and 141,094

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Solution

The fourth proportional to 208,985.07, 288,487.68 and 141,094 is: 194,769.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,985.07 : 288,487.68 = 141,094 : x
  2. Step 2: Convert to fraction form
    208,985.07/288,487.68 = 141,094/x
  3. Step 3: Cross multiply
    208,985.07x = 288,487.68 × 141,094
  4. Step 4: Simplify right side
    208,985.07x = 40,703,880,721.92
  5. Step 5: Solve for x
    x = 40,703,880,721.92/208,985.07
  6. Step 6: Final answer
    x = 194,769.32

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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.