Home / 126,011.95-189,023.42-58,607.26

Finding the Fourth Proportional to 126,011.95, 189,023.42 and 58,607.26

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Solution

The fourth proportional to 126,011.95, 189,023.42 and 58,607.26 is: 87,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,011.95 : 189,023.42 = 58,607.26 : x
  2. Step 2: Convert to fraction form
    126,011.95/189,023.42 = 58,607.26/x
  3. Step 3: Cross multiply
    126,011.95x = 189,023.42 × 58,607.26
  4. Step 4: Simplify right side
    126,011.95x = 11,078,144,395.99
  5. Step 5: Solve for x
    x = 11,078,144,395.99/126,011.95
  6. Step 6: Final answer
    x = 87,913.44

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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.