Home / 238,802.87-329,534.95-131,355.56

Finding the Fourth Proportional to 238,802.87, 329,534.95 and 131,355.56

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Solution

The fourth proportional to 238,802.87, 329,534.95 and 131,355.56 is: 181,263.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,802.87 : 329,534.95 = 131,355.56 : x
  2. Step 2: Convert to fraction form
    238,802.87/329,534.95 = 131,355.56/x
  3. Step 3: Cross multiply
    238,802.87x = 329,534.95 × 131,355.56
  4. Step 4: Simplify right side
    238,802.87x = 43,286,247,896.82
  5. Step 5: Solve for x
    x = 43,286,247,896.82/238,802.87
  6. Step 6: Final answer
    x = 181,263.52

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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.