Home / 126,282.51-189,455.00-37,535.65

Finding the Fourth Proportional to 126,282.51, 189,455.00 and 37,535.65

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Solution

The fourth proportional to 126,282.51, 189,455.00 and 37,535.65 is: 56,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,282.51 : 189,455.00 = 37,535.65 : x
  2. Step 2: Convert to fraction form
    126,282.51/189,455.00 = 37,535.65/x
  3. Step 3: Cross multiply
    126,282.51x = 189,455.00 × 37,535.65
  4. Step 4: Simplify right side
    126,282.51x = 7,111,315,909.43
  5. Step 5: Solve for x
    x = 7,111,315,909.43/126,282.51
  6. Step 6: Final answer
    x = 56,312.75

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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.