Home / 142,919.52-214,228.08-48,059.34

Finding the Fourth Proportional to 142,919.52, 214,228.08 and 48,059.34

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Solution

The fourth proportional to 142,919.52, 214,228.08 and 48,059.34 is: 72,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,919.52 : 214,228.08 = 48,059.34 : x
  2. Step 2: Convert to fraction form
    142,919.52/214,228.08 = 48,059.34/x
  3. Step 3: Cross multiply
    142,919.52x = 214,228.08 × 48,059.34
  4. Step 4: Simplify right side
    142,919.52x = 10,295,660,134.27
  5. Step 5: Solve for x
    x = 10,295,660,134.27/142,919.52
  6. Step 6: Final answer
    x = 72,038.17

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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.