Home / 371,750.12-557,596.50-119,057.06

Finding the Fourth Proportional to 371,750.12, 557,596.50 and 119,057.06

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Solution

The fourth proportional to 371,750.12, 557,596.50 and 119,057.06 is: 178,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,750.12 : 557,596.50 = 119,057.06 : x
  2. Step 2: Convert to fraction form
    371,750.12/557,596.50 = 119,057.06/x
  3. Step 3: Cross multiply
    371,750.12x = 557,596.50 × 119,057.06
  4. Step 4: Simplify right side
    371,750.12x = 66,385,799,956.29
  5. Step 5: Solve for x
    x = 66,385,799,956.29/371,750.12
  6. Step 6: Final answer
    x = 178,576.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.