Home / 140,823.16-211,171.59-83,923.93

Finding the Fourth Proportional to 140,823.16, 211,171.59 and 83,923.93

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Solution

The fourth proportional to 140,823.16, 211,171.59 and 83,923.93 is: 125,848.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,823.16 : 211,171.59 = 83,923.93 : x
  2. Step 2: Convert to fraction form
    140,823.16/211,171.59 = 83,923.93/x
  3. Step 3: Cross multiply
    140,823.16x = 211,171.59 × 83,923.93
  4. Step 4: Simplify right side
    140,823.16x = 17,722,350,001.11
  5. Step 5: Solve for x
    x = 17,722,350,001.11/140,823.16
  6. Step 6: Final answer
    x = 125,848.26

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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.