Home / 214,870.57-296,529.63-118,078.51

Finding the Fourth Proportional to 214,870.57, 296,529.63 and 118,078.51

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Solution

The fourth proportional to 214,870.57, 296,529.63 and 118,078.51 is: 162,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,870.57 : 296,529.63 = 118,078.51 : x
  2. Step 2: Convert to fraction form
    214,870.57/296,529.63 = 118,078.51/x
  3. Step 3: Cross multiply
    214,870.57x = 296,529.63 × 118,078.51
  4. Step 4: Simplify right side
    214,870.57x = 35,013,775,398.60
  5. Step 5: Solve for x
    x = 35,013,775,398.60/214,870.57
  6. Step 6: Final answer
    x = 162,952.87

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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.