Home / 272,753.76-376,445.04-170,817.84

Finding the Fourth Proportional to 272,753.76, 376,445.04 and 170,817.84

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Solution

The fourth proportional to 272,753.76, 376,445.04 and 170,817.84 is: 235,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,753.76 : 376,445.04 = 170,817.84 : x
  2. Step 2: Convert to fraction form
    272,753.76/376,445.04 = 170,817.84/x
  3. Step 3: Cross multiply
    272,753.76x = 376,445.04 × 170,817.84
  4. Step 4: Simplify right side
    272,753.76x = 64,303,528,611.51
  5. Step 5: Solve for x
    x = 64,303,528,611.51/272,753.76
  6. Step 6: Final answer
    x = 235,756.71

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1.5x scale

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.