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Finding the Fourth Proportional to 250,070.94, 344,931.75 and 178,491.24

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Solution

The fourth proportional to 250,070.94, 344,931.75 and 178,491.24 is: 246,199.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,070.94 : 344,931.75 = 178,491.24 : x
  2. Step 2: Convert to fraction form
    250,070.94/344,931.75 = 178,491.24/x
  3. Step 3: Cross multiply
    250,070.94x = 344,931.75 × 178,491.24
  4. Step 4: Simplify right side
    250,070.94x = 61,567,295,772.87
  5. Step 5: Solve for x
    x = 61,567,295,772.87/250,070.94
  6. Step 6: Final answer
    x = 246,199.32

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1.5x scale

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.