Home / 88,119.04-121,583.28-50,392.48

Finding the Fourth Proportional to 88,119.04, 121,583.28 and 50,392.48

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Solution

The fourth proportional to 88,119.04, 121,583.28 and 50,392.48 is: 69,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,119.04 : 121,583.28 = 50,392.48 : x
  2. Step 2: Convert to fraction form
    88,119.04/121,583.28 = 50,392.48/x
  3. Step 3: Cross multiply
    88,119.04x = 121,583.28 × 50,392.48
  4. Step 4: Simplify right side
    88,119.04x = 6,126,883,005.73
  5. Step 5: Solve for x
    x = 6,126,883,005.73/88,119.04
  6. Step 6: Final answer
    x = 69,529.62

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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.