Home / 63,965.28-88,271.20-37,112.40

Finding the Fourth Proportional to 63,965.28, 88,271.20 and 37,112.40

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Solution

The fourth proportional to 63,965.28, 88,271.20 and 37,112.40 is: 51,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,965.28 : 88,271.20 = 37,112.40 : x
  2. Step 2: Convert to fraction form
    63,965.28/88,271.20 = 37,112.40/x
  3. Step 3: Cross multiply
    63,965.28x = 88,271.20 × 37,112.40
  4. Step 4: Simplify right side
    63,965.28x = 3,275,956,082.88
  5. Step 5: Solve for x
    x = 3,275,956,082.88/63,965.28
  6. Step 6: Final answer
    x = 51,214.60

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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.