Home / 134,856.32-202,160.64-51,733.76

Finding the Fourth Proportional to 134,856.32, 202,160.64 and 51,733.76

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Solution

The fourth proportional to 134,856.32, 202,160.64 and 51,733.76 is: 77,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,856.32 : 202,160.64 = 51,733.76 : x
  2. Step 2: Convert to fraction form
    134,856.32/202,160.64 = 51,733.76/x
  3. Step 3: Cross multiply
    134,856.32x = 202,160.64 × 51,733.76
  4. Step 4: Simplify right side
    134,856.32x = 10,458,530,031.21
  5. Step 5: Solve for x
    x = 10,458,530,031.21/134,856.32
  6. Step 6: Final answer
    x = 77,553.13

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1.5x scale

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.