Home / 88,125.44-121,589.76-50,392.32

Finding the Fourth Proportional to 88,125.44, 121,589.76 and 50,392.32

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Solution

The fourth proportional to 88,125.44, 121,589.76 and 50,392.32 is: 69,528.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,125.44 : 121,589.76 = 50,392.32 : x
  2. Step 2: Convert to fraction form
    88,125.44/121,589.76 = 50,392.32/x
  3. Step 3: Cross multiply
    88,125.44x = 121,589.76 × 50,392.32
  4. Step 4: Simplify right side
    88,125.44x = 6,127,190,094.64
  5. Step 5: Solve for x
    x = 6,127,190,094.64/88,125.44
  6. Step 6: Final answer
    x = 69,528.05

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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.