Home / 63,357.12-87,434.64-35,065.44

Finding the Fourth Proportional to 63,357.12, 87,434.64 and 35,065.44

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Solution

The fourth proportional to 63,357.12, 87,434.64 and 35,065.44 is: 48,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,357.12 : 87,434.64 = 35,065.44 : x
  2. Step 2: Convert to fraction form
    63,357.12/87,434.64 = 35,065.44/x
  3. Step 3: Cross multiply
    63,357.12x = 87,434.64 × 35,065.44
  4. Step 4: Simplify right side
    63,357.12x = 3,065,934,122.84
  5. Step 5: Solve for x
    x = 3,065,934,122.84/63,357.12
  6. Step 6: Final answer
    x = 48,391.31

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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.