Home / 165,293.76-228,156.95-97,305.40

Finding the Fourth Proportional to 165,293.76, 228,156.95 and 97,305.40

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Solution

The fourth proportional to 165,293.76, 228,156.95 and 97,305.40 is: 134,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,293.76 : 228,156.95 = 97,305.40 : x
  2. Step 2: Convert to fraction form
    165,293.76/228,156.95 = 97,305.40/x
  3. Step 3: Cross multiply
    165,293.76x = 228,156.95 × 97,305.40
  4. Step 4: Simplify right side
    165,293.76x = 22,200,903,810.99
  5. Step 5: Solve for x
    x = 22,200,903,810.99/165,293.76
  6. Step 6: Final answer
    x = 134,311.81

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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.