Home / 277,430.32-382,851.12-150,103.12

Finding the Fourth Proportional to 277,430.32, 382,851.12 and 150,103.12

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Solution

The fourth proportional to 277,430.32, 382,851.12 and 150,103.12 is: 207,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,430.32 : 382,851.12 = 150,103.12 : x
  2. Step 2: Convert to fraction form
    277,430.32/382,851.12 = 150,103.12/x
  3. Step 3: Cross multiply
    277,430.32x = 382,851.12 × 150,103.12
  4. Step 4: Simplify right side
    277,430.32x = 57,467,147,607.49
  5. Step 5: Solve for x
    x = 57,467,147,607.49/277,430.32
  6. Step 6: Final answer
    x = 207,140.83

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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.