Home / 152,220.48-210,059.97-84,240.29

Finding the Fourth Proportional to 152,220.48, 210,059.97 and 84,240.29

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Solution

The fourth proportional to 152,220.48, 210,059.97 and 84,240.29 is: 116,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,220.48 : 210,059.97 = 84,240.29 : x
  2. Step 2: Convert to fraction form
    152,220.48/210,059.97 = 84,240.29/x
  3. Step 3: Cross multiply
    152,220.48x = 210,059.97 × 84,240.29
  4. Step 4: Simplify right side
    152,220.48x = 17,695,511,739.89
  5. Step 5: Solve for x
    x = 17,695,511,739.89/152,220.48
  6. Step 6: Final answer
    x = 116,249.22

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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.