Home / 242,688.15-364,196.26-84,917.97

Finding the Fourth Proportional to 242,688.15, 364,196.26 and 84,917.97

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Solution

The fourth proportional to 242,688.15, 364,196.26 and 84,917.97 is: 127,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,688.15 : 364,196.26 = 84,917.97 : x
  2. Step 2: Convert to fraction form
    242,688.15/364,196.26 = 84,917.97/x
  3. Step 3: Cross multiply
    242,688.15x = 364,196.26 × 84,917.97
  4. Step 4: Simplify right side
    242,688.15x = 30,926,806,868.50
  5. Step 5: Solve for x
    x = 30,926,806,868.50/242,688.15
  6. Step 6: Final answer
    x = 127,434.35

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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.