Home / 239,950.74-331,130.96-132,520.22

Finding the Fourth Proportional to 239,950.74, 331,130.96 and 132,520.22

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Solution

The fourth proportional to 239,950.74, 331,130.96 and 132,520.22 is: 182,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,950.74 : 331,130.96 = 132,520.22 : x
  2. Step 2: Convert to fraction form
    239,950.74/331,130.96 = 132,520.22/x
  3. Step 3: Cross multiply
    239,950.74x = 331,130.96 × 132,520.22
  4. Step 4: Simplify right side
    239,950.74x = 43,881,547,668.01
  5. Step 5: Solve for x
    x = 43,881,547,668.01/239,950.74
  6. Step 6: Final answer
    x = 182,877.32

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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.