Home / 140,304.74-210,477.85-51,551.33

Finding the Fourth Proportional to 140,304.74, 210,477.85 and 51,551.33

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Solution

The fourth proportional to 140,304.74, 210,477.85 and 51,551.33 is: 77,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,304.74 : 210,477.85 = 51,551.33 : x
  2. Step 2: Convert to fraction form
    140,304.74/210,477.85 = 51,551.33/x
  3. Step 3: Cross multiply
    140,304.74x = 210,477.85 × 51,551.33
  4. Step 4: Simplify right side
    140,304.74x = 10,850,411,921.77
  5. Step 5: Solve for x
    x = 10,850,411,921.77/140,304.74
  6. Step 6: Final answer
    x = 77,334.61

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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.