Home / 204,810.60-307,259.10-64,583.40

Finding the Fourth Proportional to 204,810.60, 307,259.10 and 64,583.40

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Solution

The fourth proportional to 204,810.60, 307,259.10 and 64,583.40 is: 96,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,810.60 : 307,259.10 = 64,583.40 : x
  2. Step 2: Convert to fraction form
    204,810.60/307,259.10 = 64,583.40/x
  3. Step 3: Cross multiply
    204,810.60x = 307,259.10 × 64,583.40
  4. Step 4: Simplify right side
    204,810.60x = 19,843,837,358.94
  5. Step 5: Solve for x
    x = 19,843,837,358.94/204,810.60
  6. Step 6: Final answer
    x = 96,888.72

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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.