Home / 88,280.50-121,828.41-47,994.16

Finding the Fourth Proportional to 88,280.50, 121,828.41 and 47,994.16

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Solution

The fourth proportional to 88,280.50, 121,828.41 and 47,994.16 is: 66,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,280.50 : 121,828.41 = 47,994.16 : x
  2. Step 2: Convert to fraction form
    88,280.50/121,828.41 = 47,994.16/x
  3. Step 3: Cross multiply
    88,280.50x = 121,828.41 × 47,994.16
  4. Step 4: Simplify right side
    88,280.50x = 5,847,052,202.09
  5. Step 5: Solve for x
    x = 5,847,052,202.09/88,280.50
  6. Step 6: Final answer
    x = 66,232.66

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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.