Home / 142,864.73-214,297.10-48,086.98

Finding the Fourth Proportional to 142,864.73, 214,297.10 and 48,086.98

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Solution

The fourth proportional to 142,864.73, 214,297.10 and 48,086.98 is: 72,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,864.73 : 214,297.10 = 48,086.98 : x
  2. Step 2: Convert to fraction form
    142,864.73/214,297.10 = 48,086.98/x
  3. Step 3: Cross multiply
    142,864.73x = 214,297.10 × 48,086.98
  4. Step 4: Simplify right side
    142,864.73x = 10,304,899,270.87
  5. Step 5: Solve for x
    x = 10,304,899,270.87/142,864.73
  6. Step 6: Final answer
    x = 72,130.46

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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.