Home / 53,412.99-73,661.15-45,856.91

Finding the Fourth Proportional to 53,412.99, 73,661.15 and 45,856.91

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Solution

The fourth proportional to 53,412.99, 73,661.15 and 45,856.91 is: 63,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,412.99 : 73,661.15 = 45,856.91 : x
  2. Step 2: Convert to fraction form
    53,412.99/73,661.15 = 45,856.91/x
  3. Step 3: Cross multiply
    53,412.99x = 73,661.15 × 45,856.91
  4. Step 4: Simplify right side
    53,412.99x = 3,377,872,726.05
  5. Step 5: Solve for x
    x = 3,377,872,726.05/53,412.99
  6. Step 6: Final answer
    x = 63,240.66

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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.