Home / 88,519.66-122,157.24-52,710.88

Finding the Fourth Proportional to 88,519.66, 122,157.24 and 52,710.88

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Solution

The fourth proportional to 88,519.66, 122,157.24 and 52,710.88 is: 72,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,519.66 : 122,157.24 = 52,710.88 : x
  2. Step 2: Convert to fraction form
    88,519.66/122,157.24 = 52,710.88/x
  3. Step 3: Cross multiply
    88,519.66x = 122,157.24 × 52,710.88
  4. Step 4: Simplify right side
    88,519.66x = 6,439,015,618.77
  5. Step 5: Solve for x
    x = 6,439,015,618.77/88,519.66
  6. Step 6: Final answer
    x = 72,741.08

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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.