Home / 272,890.74-376,556.57-156,598.25

Finding the Fourth Proportional to 272,890.74, 376,556.57 and 156,598.25

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Solution

The fourth proportional to 272,890.74, 376,556.57 and 156,598.25 is: 216,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,890.74 : 376,556.57 = 156,598.25 : x
  2. Step 2: Convert to fraction form
    272,890.74/376,556.57 = 156,598.25/x
  3. Step 3: Cross multiply
    272,890.74x = 376,556.57 × 156,598.25
  4. Step 4: Simplify right side
    272,890.74x = 58,968,097,222.23
  5. Step 5: Solve for x
    x = 58,968,097,222.23/272,890.74
  6. Step 6: Final answer
    x = 216,086.84

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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.