Home / 152,341.24-210,165.72-91,877.48

Finding the Fourth Proportional to 152,341.24, 210,165.72 and 91,877.48

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Solution

The fourth proportional to 152,341.24, 210,165.72 and 91,877.48 is: 126,751.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,341.24 : 210,165.72 = 91,877.48 : x
  2. Step 2: Convert to fraction form
    152,341.24/210,165.72 = 91,877.48/x
  3. Step 3: Cross multiply
    152,341.24x = 210,165.72 × 91,877.48
  4. Step 4: Simplify right side
    152,341.24x = 19,309,496,735.99
  5. Step 5: Solve for x
    x = 19,309,496,735.99/152,341.24
  6. Step 6: Final answer
    x = 126,751.61

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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.