Home / 158,397.92-218,589.06-94,735.72

Finding the Fourth Proportional to 158,397.92, 218,589.06 and 94,735.72

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Solution

The fourth proportional to 158,397.92, 218,589.06 and 94,735.72 is: 130,735.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,397.92 : 218,589.06 = 94,735.72 : x
  2. Step 2: Convert to fraction form
    158,397.92/218,589.06 = 94,735.72/x
  3. Step 3: Cross multiply
    158,397.92x = 218,589.06 × 94,735.72
  4. Step 4: Simplify right side
    158,397.92x = 20,708,191,983.22
  5. Step 5: Solve for x
    x = 20,708,191,983.22/158,397.92
  6. Step 6: Final answer
    x = 130,735.25

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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.