Home / 202,127.40-302,812.02-169,059.96

Finding the Fourth Proportional to 202,127.40, 302,812.02 and 169,059.96

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Solution

The fourth proportional to 202,127.40, 302,812.02 and 169,059.96 is: 253,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,127.40 : 302,812.02 = 169,059.96 : x
  2. Step 2: Convert to fraction form
    202,127.40/302,812.02 = 169,059.96/x
  3. Step 3: Cross multiply
    202,127.40x = 302,812.02 × 169,059.96
  4. Step 4: Simplify right side
    202,127.40x = 51,193,387,988.72
  5. Step 5: Solve for x
    x = 51,193,387,988.72/202,127.40
  6. Step 6: Final answer
    x = 253,272.88

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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.