Home / 165,900.13-228,941.90-94,280.20

Finding the Fourth Proportional to 165,900.13, 228,941.90 and 94,280.20

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Solution

The fourth proportional to 165,900.13, 228,941.90 and 94,280.20 is: 130,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,900.13 : 228,941.90 = 94,280.20 : x
  2. Step 2: Convert to fraction form
    165,900.13/228,941.90 = 94,280.20/x
  3. Step 3: Cross multiply
    165,900.13x = 228,941.90 × 94,280.20
  4. Step 4: Simplify right side
    165,900.13x = 21,584,688,120.38
  5. Step 5: Solve for x
    x = 21,584,688,120.38/165,900.13
  6. Step 6: Final answer
    x = 130,106.52

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1.5x scale

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.