Home / 142,956.64-214,443.36-48,179.04

Finding the Fourth Proportional to 142,956.64, 214,443.36 and 48,179.04

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Solution

The fourth proportional to 142,956.64, 214,443.36 and 48,179.04 is: 72,271.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,956.64 : 214,443.36 = 48,179.04 : x
  2. Step 2: Convert to fraction form
    142,956.64/214,443.36 = 48,179.04/x
  3. Step 3: Cross multiply
    142,956.64x = 214,443.36 × 48,179.04
  4. Step 4: Simplify right side
    142,956.64x = 10,331,675,219.17
  5. Step 5: Solve for x
    x = 10,331,675,219.17/142,956.64
  6. Step 6: Final answer
    x = 72,271.39

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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.