Home / 88,528.32-122,115.36-52,694.40

Finding the Fourth Proportional to 88,528.32, 122,115.36 and 52,694.40

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Solution

The fourth proportional to 88,528.32, 122,115.36 and 52,694.40 is: 72,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,528.32 : 122,115.36 = 52,694.40 : x
  2. Step 2: Convert to fraction form
    88,528.32/122,115.36 = 52,694.40/x
  3. Step 3: Cross multiply
    88,528.32x = 122,115.36 × 52,694.40
  4. Step 4: Simplify right side
    88,528.32x = 6,434,795,625.98
  5. Step 5: Solve for x
    x = 6,434,795,625.98/88,528.32
  6. Step 6: Final answer
    x = 72,686.30

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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.