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Finding the Fourth Proportional to 302,534.92, 453,955.47 and 125,169.22

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Solution

The fourth proportional to 302,534.92, 453,955.47 and 125,169.22 is: 187,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,534.92 : 453,955.47 = 125,169.22 : x
  2. Step 2: Convert to fraction form
    302,534.92/453,955.47 = 125,169.22/x
  3. Step 3: Cross multiply
    302,534.92x = 453,955.47 × 125,169.22
  4. Step 4: Simplify right side
    302,534.92x = 56,821,252,094.63
  5. Step 5: Solve for x
    x = 56,821,252,094.63/302,534.92
  6. Step 6: Final answer
    x = 187,817.17

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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.