Home / 165,509.26-228,402.15-93,903.10

Finding the Fourth Proportional to 165,509.26, 228,402.15 and 93,903.10

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Solution

The fourth proportional to 165,509.26, 228,402.15 and 93,903.10 is: 129,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,509.26 : 228,402.15 = 93,903.10 : x
  2. Step 2: Convert to fraction form
    165,509.26/228,402.15 = 93,903.10/x
  3. Step 3: Cross multiply
    165,509.26x = 228,402.15 × 93,903.10
  4. Step 4: Simplify right side
    165,509.26x = 21,447,669,931.67
  5. Step 5: Solve for x
    x = 21,447,669,931.67/165,509.26
  6. Step 6: Final answer
    x = 129,585.92

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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.