Home / 238,774.92-358,039.09-70,273.35

Finding the Fourth Proportional to 238,774.92, 358,039.09 and 70,273.35

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Solution

The fourth proportional to 238,774.92, 358,039.09 and 70,273.35 is: 105,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,774.92 : 358,039.09 = 70,273.35 : x
  2. Step 2: Convert to fraction form
    238,774.92/358,039.09 = 70,273.35/x
  3. Step 3: Cross multiply
    238,774.92x = 358,039.09 × 70,273.35
  4. Step 4: Simplify right side
    238,774.92x = 25,160,606,285.25
  5. Step 5: Solve for x
    x = 25,160,606,285.25/238,774.92
  6. Step 6: Final answer
    x = 105,373.74

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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.