Home / 142,868.05-214,287.03-58,637.11

Finding the Fourth Proportional to 142,868.05, 214,287.03 and 58,637.11

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Solution

The fourth proportional to 142,868.05, 214,287.03 and 58,637.11 is: 87,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,868.05 : 214,287.03 = 58,637.11 : x
  2. Step 2: Convert to fraction form
    142,868.05/214,287.03 = 58,637.11/x
  3. Step 3: Cross multiply
    142,868.05x = 214,287.03 × 58,637.11
  4. Step 4: Simplify right side
    142,868.05x = 12,565,171,613.97
  5. Step 5: Solve for x
    x = 12,565,171,613.97/142,868.05
  6. Step 6: Final answer
    x = 87,949.49

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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.