Home / 130,351.32-179,884.82-70,735.32

Finding the Fourth Proportional to 130,351.32, 179,884.82 and 70,735.32

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Solution

The fourth proportional to 130,351.32, 179,884.82 and 70,735.32 is: 97,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,351.32 : 179,884.82 = 70,735.32 : x
  2. Step 2: Convert to fraction form
    130,351.32/179,884.82 = 70,735.32/x
  3. Step 3: Cross multiply
    130,351.32x = 179,884.82 × 70,735.32
  4. Step 4: Simplify right side
    130,351.32x = 12,724,209,052.74
  5. Step 5: Solve for x
    x = 12,724,209,052.74/130,351.32
  6. Step 6: Final answer
    x = 97,614.73

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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.