Home / 272,971.80-376,695.95-152,110.44

Finding the Fourth Proportional to 272,971.80, 376,695.95 and 152,110.44

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Solution

The fourth proportional to 272,971.80, 376,695.95 and 152,110.44 is: 209,909.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,971.80 : 376,695.95 = 152,110.44 : x
  2. Step 2: Convert to fraction form
    272,971.80/376,695.95 = 152,110.44/x
  3. Step 3: Cross multiply
    272,971.80x = 376,695.95 × 152,110.44
  4. Step 4: Simplify right side
    272,971.80x = 57,299,385,940.17
  5. Step 5: Solve for x
    x = 57,299,385,940.17/272,971.80
  6. Step 6: Final answer
    x = 209,909.54

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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.