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Finding the Fourth Proportional to 464,088.33, 696,133.10 and 127,131.94

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Solution

The fourth proportional to 464,088.33, 696,133.10 and 127,131.94 is: 190,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,088.33 : 696,133.10 = 127,131.94 : x
  2. Step 2: Convert to fraction form
    464,088.33/696,133.10 = 127,131.94/x
  3. Step 3: Cross multiply
    464,088.33x = 696,133.10 × 127,131.94
  4. Step 4: Simplify right side
    464,088.33x = 88,500,750,865.55
  5. Step 5: Solve for x
    x = 88,500,750,865.55/464,088.33
  6. Step 6: Final answer
    x = 190,698.07

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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.