Home / 134,231.06-185,240.10-73,802.09

Finding the Fourth Proportional to 134,231.06, 185,240.10 and 73,802.09

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Solution

The fourth proportional to 134,231.06, 185,240.10 and 73,802.09 is: 101,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,231.06 : 185,240.10 = 73,802.09 : x
  2. Step 2: Convert to fraction form
    134,231.06/185,240.10 = 73,802.09/x
  3. Step 3: Cross multiply
    134,231.06x = 185,240.10 × 73,802.09
  4. Step 4: Simplify right side
    134,231.06x = 13,671,105,605.61
  5. Step 5: Solve for x
    x = 13,671,105,605.61/134,231.06
  6. Step 6: Final answer
    x = 101,847.56

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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.