Home / 176,665.45-243,776.14-119,429.28

Finding the Fourth Proportional to 176,665.45, 243,776.14 and 119,429.28

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Solution

The fourth proportional to 176,665.45, 243,776.14 and 119,429.28 is: 164,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,665.45 : 243,776.14 = 119,429.28 : x
  2. Step 2: Convert to fraction form
    176,665.45/243,776.14 = 119,429.28/x
  3. Step 3: Cross multiply
    176,665.45x = 243,776.14 × 119,429.28
  4. Step 4: Simplify right side
    176,665.45x = 29,114,008,881.38
  5. Step 5: Solve for x
    x = 29,114,008,881.38/176,665.45
  6. Step 6: Final answer
    x = 164,797.41

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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.