Home / 162,580.28-224,437.48-122,309.36

Finding the Fourth Proportional to 162,580.28, 224,437.48 and 122,309.36

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Solution

The fourth proportional to 162,580.28, 224,437.48 and 122,309.36 is: 168,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,580.28 : 224,437.48 = 122,309.36 : x
  2. Step 2: Convert to fraction form
    162,580.28/224,437.48 = 122,309.36/x
  3. Step 3: Cross multiply
    162,580.28x = 224,437.48 × 122,309.36
  4. Step 4: Simplify right side
    162,580.28x = 27,450,804,538.81
  5. Step 5: Solve for x
    x = 27,450,804,538.81/162,580.28
  6. Step 6: Final answer
    x = 168,844.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.