Home / 125,970.27-189,001.44-58,533.45

Finding the Fourth Proportional to 125,970.27, 189,001.44 and 58,533.45

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Solution

The fourth proportional to 125,970.27, 189,001.44 and 58,533.45 is: 87,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,970.27 : 189,001.44 = 58,533.45 : x
  2. Step 2: Convert to fraction form
    125,970.27/189,001.44 = 58,533.45/x
  3. Step 3: Cross multiply
    125,970.27x = 189,001.44 × 58,533.45
  4. Step 4: Simplify right side
    125,970.27x = 11,062,906,338.17
  5. Step 5: Solve for x
    x = 11,062,906,338.17/125,970.27
  6. Step 6: Final answer
    x = 87,821.57

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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.