Home / 189,002.54-283,562.14-70,685.84

Finding the Fourth Proportional to 189,002.54, 283,562.14 and 70,685.84

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Solution

The fourth proportional to 189,002.54, 283,562.14 and 70,685.84 is: 106,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,002.54 : 283,562.14 = 70,685.84 : x
  2. Step 2: Convert to fraction form
    189,002.54/283,562.14 = 70,685.84/x
  3. Step 3: Cross multiply
    189,002.54x = 283,562.14 × 70,685.84
  4. Step 4: Simplify right side
    189,002.54x = 20,043,828,058.10
  5. Step 5: Solve for x
    x = 20,043,828,058.10/189,002.54
  6. Step 6: Final answer
    x = 106,050.58

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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.