Home / 272,942.03-409,461.65-93,017.48

Finding the Fourth Proportional to 272,942.03, 409,461.65 and 93,017.48

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Solution

The fourth proportional to 272,942.03, 409,461.65 and 93,017.48 is: 139,542.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,942.03 : 409,461.65 = 93,017.48 : x
  2. Step 2: Convert to fraction form
    272,942.03/409,461.65 = 93,017.48/x
  3. Step 3: Cross multiply
    272,942.03x = 409,461.65 × 93,017.48
  4. Step 4: Simplify right side
    272,942.03x = 38,087,088,327.25
  5. Step 5: Solve for x
    x = 38,087,088,327.25/272,942.03
  6. Step 6: Final answer
    x = 139,542.78

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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.