Home / 369,471.44-553,741.24-158,865.36

Finding the Fourth Proportional to 369,471.44, 553,741.24 and 158,865.36

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Solution

The fourth proportional to 369,471.44, 553,741.24 and 158,865.36 is: 238,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,471.44 : 553,741.24 = 158,865.36 : x
  2. Step 2: Convert to fraction form
    369,471.44/553,741.24 = 158,865.36/x
  3. Step 3: Cross multiply
    369,471.44x = 553,741.24 × 158,865.36
  4. Step 4: Simplify right side
    369,471.44x = 87,970,301,439.45
  5. Step 5: Solve for x
    x = 87,970,301,439.45/369,471.44
  6. Step 6: Final answer
    x = 238,097.70

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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.