Home / 272,053.47-375,326.28-157,311.03

Finding the Fourth Proportional to 272,053.47, 375,326.28 and 157,311.03

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Solution

The fourth proportional to 272,053.47, 375,326.28 and 157,311.03 is: 217,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,053.47 : 375,326.28 = 157,311.03 : x
  2. Step 2: Convert to fraction form
    272,053.47/375,326.28 = 157,311.03/x
  3. Step 3: Cross multiply
    272,053.47x = 375,326.28 × 157,311.03
  4. Step 4: Simplify right side
    272,053.47x = 59,042,963,692.87
  5. Step 5: Solve for x
    x = 59,042,963,692.87/272,053.47
  6. Step 6: Final answer
    x = 217,027.06

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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.