Home / 215,006.81-296,707.19-119,511.45

Finding the Fourth Proportional to 215,006.81, 296,707.19 and 119,511.45

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Solution

The fourth proportional to 215,006.81, 296,707.19 and 119,511.45 is: 164,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,006.81 : 296,707.19 = 119,511.45 : x
  2. Step 2: Convert to fraction form
    215,006.81/296,707.19 = 119,511.45/x
  3. Step 3: Cross multiply
    215,006.81x = 296,707.19 × 119,511.45
  4. Step 4: Simplify right side
    215,006.81x = 35,459,905,904.77
  5. Step 5: Solve for x
    x = 35,459,905,904.77/215,006.81
  6. Step 6: Final answer
    x = 164,924.57

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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.