Home / 277,206.02-415,455.51-135,085.22

Finding the Fourth Proportional to 277,206.02, 415,455.51 and 135,085.22

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Solution

The fourth proportional to 277,206.02, 415,455.51 and 135,085.22 is: 202,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,206.02 : 415,455.51 = 135,085.22 : x
  2. Step 2: Convert to fraction form
    277,206.02/415,455.51 = 135,085.22/x
  3. Step 3: Cross multiply
    277,206.02x = 415,455.51 × 135,085.22
  4. Step 4: Simplify right side
    277,206.02x = 56,121,898,968.56
  5. Step 5: Solve for x
    x = 56,121,898,968.56/277,206.02
  6. Step 6: Final answer
    x = 202,455.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.