Home / 142,997.04-214,427.36-52,977.98

Finding the Fourth Proportional to 142,997.04, 214,427.36 and 52,977.98

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Solution

The fourth proportional to 142,997.04, 214,427.36 and 52,977.98 is: 79,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,997.04 : 214,427.36 = 52,977.98 : x
  2. Step 2: Convert to fraction form
    142,997.04/214,427.36 = 52,977.98/x
  3. Step 3: Cross multiply
    142,997.04x = 214,427.36 × 52,977.98
  4. Step 4: Simplify right side
    142,997.04x = 11,359,928,389.53
  5. Step 5: Solve for x
    x = 11,359,928,389.53/142,997.04
  6. Step 6: Final answer
    x = 79,441.70

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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.