Home / 219,962.36-303,545.40-124,466.60

Finding the Fourth Proportional to 219,962.36, 303,545.40 and 124,466.60

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Solution

The fourth proportional to 219,962.36, 303,545.40 and 124,466.60 is: 171,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,962.36 : 303,545.40 = 124,466.60 : x
  2. Step 2: Convert to fraction form
    219,962.36/303,545.40 = 124,466.60/x
  3. Step 3: Cross multiply
    219,962.36x = 303,545.40 × 124,466.60
  4. Step 4: Simplify right side
    219,962.36x = 37,781,263,883.64
  5. Step 5: Solve for x
    x = 37,781,263,883.64/219,962.36
  6. Step 6: Final answer
    x = 171,762.40

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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.