Home / 64,051.36-88,390.72-35,757.12

Finding the Fourth Proportional to 64,051.36, 88,390.72 and 35,757.12

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Solution

The fourth proportional to 64,051.36, 88,390.72 and 35,757.12 is: 49,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,051.36 : 88,390.72 = 35,757.12 : x
  2. Step 2: Convert to fraction form
    64,051.36/88,390.72 = 35,757.12/x
  3. Step 3: Cross multiply
    64,051.36x = 88,390.72 × 35,757.12
  4. Step 4: Simplify right side
    64,051.36x = 3,160,597,581.93
  5. Step 5: Solve for x
    x = 3,160,597,581.93/64,051.36
  6. Step 6: Final answer
    x = 49,344.74

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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.