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Finding the Fourth Proportional to 250,533.66, 375,834.28 and 73,039.26

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Solution

The fourth proportional to 250,533.66, 375,834.28 and 73,039.26 is: 109,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,533.66 : 375,834.28 = 73,039.26 : x
  2. Step 2: Convert to fraction form
    250,533.66/375,834.28 = 73,039.26/x
  3. Step 3: Cross multiply
    250,533.66x = 375,834.28 × 73,039.26
  4. Step 4: Simplify right side
    250,533.66x = 27,450,657,693.83
  5. Step 5: Solve for x
    x = 27,450,657,693.83/250,533.66
  6. Step 6: Final answer
    x = 109,568.74

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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.