Home / 88,250.34-121,786.27-47,964.20

Finding the Fourth Proportional to 88,250.34, 121,786.27 and 47,964.20

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Solution

The fourth proportional to 88,250.34, 121,786.27 and 47,964.20 is: 66,191.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,250.34 : 121,786.27 = 47,964.20 : x
  2. Step 2: Convert to fraction form
    88,250.34/121,786.27 = 47,964.20/x
  3. Step 3: Cross multiply
    88,250.34x = 121,786.27 × 47,964.20
  4. Step 4: Simplify right side
    88,250.34x = 5,841,381,011.53
  5. Step 5: Solve for x
    x = 5,841,381,011.53/88,250.34
  6. Step 6: Final answer
    x = 66,191.03

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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.