Home / 277,225.34-382,570.70-149,900.63

Finding the Fourth Proportional to 277,225.34, 382,570.70 and 149,900.63

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Solution

The fourth proportional to 277,225.34, 382,570.70 and 149,900.63 is: 206,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,225.34 : 382,570.70 = 149,900.63 : x
  2. Step 2: Convert to fraction form
    277,225.34/382,570.70 = 149,900.63/x
  3. Step 3: Cross multiply
    277,225.34x = 382,570.70 × 149,900.63
  4. Step 4: Simplify right side
    277,225.34x = 57,347,586,287.18
  5. Step 5: Solve for x
    x = 57,347,586,287.18/277,225.34
  6. Step 6: Final answer
    x = 206,862.72

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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.