Home / 239,475.02-330,475.18-132,045.31

Finding the Fourth Proportional to 239,475.02, 330,475.18 and 132,045.31

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Solution

The fourth proportional to 239,475.02, 330,475.18 and 132,045.31 is: 182,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,475.02 : 330,475.18 = 132,045.31 : x
  2. Step 2: Convert to fraction form
    239,475.02/330,475.18 = 132,045.31/x
  3. Step 3: Cross multiply
    239,475.02x = 330,475.18 × 132,045.31
  4. Step 4: Simplify right side
    239,475.02x = 43,637,696,573.46
  5. Step 5: Solve for x
    x = 43,637,696,573.46/239,475.02
  6. Step 6: Final answer
    x = 182,222.33

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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.