Home / 158,142.92-218,230.81-94,515.80

Finding the Fourth Proportional to 158,142.92, 218,230.81 and 94,515.80

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Solution

The fourth proportional to 158,142.92, 218,230.81 and 94,515.80 is: 130,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,142.92 : 218,230.81 = 94,515.80 : x
  2. Step 2: Convert to fraction form
    158,142.92/218,230.81 = 94,515.80/x
  3. Step 3: Cross multiply
    158,142.92x = 218,230.81 × 94,515.80
  4. Step 4: Simplify right side
    158,142.92x = 20,626,258,264.35
  5. Step 5: Solve for x
    x = 20,626,258,264.35/158,142.92
  6. Step 6: Final answer
    x = 130,427.96

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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.