Home / 272,890.89-376,579.94-152,025.93

Finding the Fourth Proportional to 272,890.89, 376,579.94 and 152,025.93

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Solution

The fourth proportional to 272,890.89, 376,579.94 and 152,025.93 is: 209,790.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,890.89 : 376,579.94 = 152,025.93 : x
  2. Step 2: Convert to fraction form
    272,890.89/376,579.94 = 152,025.93/x
  3. Step 3: Cross multiply
    272,890.89x = 376,579.94 × 152,025.93
  4. Step 4: Simplify right side
    272,890.89x = 57,249,914,837.71
  5. Step 5: Solve for x
    x = 57,249,914,837.71/272,890.89
  6. Step 6: Final answer
    x = 209,790.49

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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.