Home / 251,461.16-347,005.83-142,572.82

Finding the Fourth Proportional to 251,461.16, 347,005.83 and 142,572.82

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Solution

The fourth proportional to 251,461.16, 347,005.83 and 142,572.82 is: 196,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,461.16 : 347,005.83 = 142,572.82 : x
  2. Step 2: Convert to fraction form
    251,461.16/347,005.83 = 142,572.82/x
  3. Step 3: Cross multiply
    251,461.16x = 347,005.83 × 142,572.82
  4. Step 4: Simplify right side
    251,461.16x = 49,473,599,228.46
  5. Step 5: Solve for x
    x = 49,473,599,228.46/251,461.16
  6. Step 6: Final answer
    x = 196,744.50

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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.