Home / 75,342.08-112,939.60-35,888.64

Finding the Fourth Proportional to 75,342.08, 112,939.60 and 35,888.64

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Solution

The fourth proportional to 75,342.08, 112,939.60 and 35,888.64 is: 53,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,342.08 : 112,939.60 = 35,888.64 : x
  2. Step 2: Convert to fraction form
    75,342.08/112,939.60 = 35,888.64/x
  3. Step 3: Cross multiply
    75,342.08x = 112,939.60 × 35,888.64
  4. Step 4: Simplify right side
    75,342.08x = 4,053,248,646.14
  5. Step 5: Solve for x
    x = 4,053,248,646.14/75,342.08
  6. Step 6: Final answer
    x = 53,797.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.