Home / 240,117.51-331,362.28-132,687.54

Finding the Fourth Proportional to 240,117.51, 331,362.28 and 132,687.54

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Solution

The fourth proportional to 240,117.51, 331,362.28 and 132,687.54 is: 183,108.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,117.51 : 331,362.28 = 132,687.54 : x
  2. Step 2: Convert to fraction form
    240,117.51/331,362.28 = 132,687.54/x
  3. Step 3: Cross multiply
    240,117.51x = 331,362.28 × 132,687.54
  4. Step 4: Simplify right side
    240,117.51x = 43,967,643,461.74
  5. Step 5: Solve for x
    x = 43,967,643,461.74/240,117.51
  6. Step 6: Final answer
    x = 183,108.86

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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.