Home / 130,894.32-196,416.48-50,921.82

Finding the Fourth Proportional to 130,894.32, 196,416.48 and 50,921.82

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Solution

The fourth proportional to 130,894.32, 196,416.48 and 50,921.82 is: 76,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,894.32 : 196,416.48 = 50,921.82 : x
  2. Step 2: Convert to fraction form
    130,894.32/196,416.48 = 50,921.82/x
  3. Step 3: Cross multiply
    130,894.32x = 196,416.48 × 50,921.82
  4. Step 4: Simplify right side
    130,894.32x = 10,001,884,639.59
  5. Step 5: Solve for x
    x = 10,001,884,639.59/130,894.32
  6. Step 6: Final answer
    x = 76,411.91

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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.