Home / 251,710.04-347,366.34-136,996.20

Finding the Fourth Proportional to 251,710.04, 347,366.34 and 136,996.20

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Solution

The fourth proportional to 251,710.04, 347,366.34 and 136,996.20 is: 189,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,710.04 : 347,366.34 = 136,996.20 : x
  2. Step 2: Convert to fraction form
    251,710.04/347,366.34 = 136,996.20/x
  3. Step 3: Cross multiply
    251,710.04x = 347,366.34 × 136,996.20
  4. Step 4: Simplify right side
    251,710.04x = 47,587,868,587.91
  5. Step 5: Solve for x
    x = 47,587,868,587.91/251,710.04
  6. Step 6: Final answer
    x = 189,058.29

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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.