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Finding the Fourth Proportional to 140,750.73, 211,127.46 and 35,569.71

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Solution

The fourth proportional to 140,750.73, 211,127.46 and 35,569.71 is: 53,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,750.73 : 211,127.46 = 35,569.71 : x
  2. Step 2: Convert to fraction form
    140,750.73/211,127.46 = 35,569.71/x
  3. Step 3: Cross multiply
    140,750.73x = 211,127.46 × 35,569.71
  4. Step 4: Simplify right side
    140,750.73x = 7,509,742,525.24
  5. Step 5: Solve for x
    x = 7,509,742,525.24/140,750.73
  6. Step 6: Final answer
    x = 53,354.91

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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.