Home / 142,013.37-212,817.06-104,277.36

Finding the Fourth Proportional to 142,013.37, 212,817.06 and 104,277.36

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Solution

The fourth proportional to 142,013.37, 212,817.06 and 104,277.36 is: 156,266.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,013.37 : 212,817.06 = 104,277.36 : x
  2. Step 2: Convert to fraction form
    142,013.37/212,817.06 = 104,277.36/x
  3. Step 3: Cross multiply
    142,013.37x = 212,817.06 × 104,277.36
  4. Step 4: Simplify right side
    142,013.37x = 22,192,001,179.76
  5. Step 5: Solve for x
    x = 22,192,001,179.76/142,013.37
  6. Step 6: Final answer
    x = 156,266.99

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1.5x scale

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.