Home / 145,356.16-218,067.14-50,590.82

Finding the Fourth Proportional to 145,356.16, 218,067.14 and 50,590.82

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Solution

The fourth proportional to 145,356.16, 218,067.14 and 50,590.82 is: 75,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,356.16 : 218,067.14 = 50,590.82 : x
  2. Step 2: Convert to fraction form
    145,356.16/218,067.14 = 50,590.82/x
  3. Step 3: Cross multiply
    145,356.16x = 218,067.14 × 50,590.82
  4. Step 4: Simplify right side
    145,356.16x = 11,032,194,463.80
  5. Step 5: Solve for x
    x = 11,032,194,463.80/145,356.16
  6. Step 6: Final answer
    x = 75,897.68

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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.