Home / 202,917.29-304,289.37-69,811.01

Finding the Fourth Proportional to 202,917.29, 304,289.37 and 69,811.01

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Solution

The fourth proportional to 202,917.29, 304,289.37 and 69,811.01 is: 104,686.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,917.29 : 304,289.37 = 69,811.01 : x
  2. Step 2: Convert to fraction form
    202,917.29/304,289.37 = 69,811.01/x
  3. Step 3: Cross multiply
    202,917.29x = 304,289.37 × 69,811.01
  4. Step 4: Simplify right side
    202,917.29x = 21,242,746,730.52
  5. Step 5: Solve for x
    x = 21,242,746,730.52/202,917.29
  6. Step 6: Final answer
    x = 104,686.72

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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.