Home / 130,767.84-196,185.60-42,033.84

Finding the Fourth Proportional to 130,767.84, 196,185.60 and 42,033.84

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Solution

The fourth proportional to 130,767.84, 196,185.60 and 42,033.84 is: 63,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,767.84 : 196,185.60 = 42,033.84 : x
  2. Step 2: Convert to fraction form
    130,767.84/196,185.60 = 42,033.84/x
  3. Step 3: Cross multiply
    130,767.84x = 196,185.60 × 42,033.84
  4. Step 4: Simplify right side
    130,767.84x = 8,246,434,120.70
  5. Step 5: Solve for x
    x = 8,246,434,120.70/130,767.84
  6. Step 6: Final answer
    x = 63,061.64

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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.