Home / 88,063.64-121,527.80-50,338.70

Finding the Fourth Proportional to 88,063.64, 121,527.80 and 50,338.70

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Solution

The fourth proportional to 88,063.64, 121,527.80 and 50,338.70 is: 69,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,063.64 : 121,527.80 = 50,338.70 : x
  2. Step 2: Convert to fraction form
    88,063.64/121,527.80 = 50,338.70/x
  3. Step 3: Cross multiply
    88,063.64x = 121,527.80 × 50,338.70
  4. Step 4: Simplify right side
    88,063.64x = 6,117,551,465.86
  5. Step 5: Solve for x
    x = 6,117,551,465.86/88,063.64
  6. Step 6: Final answer
    x = 69,467.39

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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.