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Finding the Fourth Proportional to 225,162.55, 310,673.43 and 134,500.76

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Solution

The fourth proportional to 225,162.55, 310,673.43 and 134,500.76 is: 185,580.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,162.55 : 310,673.43 = 134,500.76 : x
  2. Step 2: Convert to fraction form
    225,162.55/310,673.43 = 134,500.76/x
  3. Step 3: Cross multiply
    225,162.55x = 310,673.43 × 134,500.76
  4. Step 4: Simplify right side
    225,162.55x = 41,785,813,223.49
  5. Step 5: Solve for x
    x = 41,785,813,223.49/225,162.55
  6. Step 6: Final answer
    x = 185,580.66

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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.