Home / 251,533.54-347,141.75-144,117.82

Finding the Fourth Proportional to 251,533.54, 347,141.75 and 144,117.82

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Solution

The fourth proportional to 251,533.54, 347,141.75 and 144,117.82 is: 198,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,533.54 : 347,141.75 = 144,117.82 : x
  2. Step 2: Convert to fraction form
    251,533.54/347,141.75 = 144,117.82/x
  3. Step 3: Cross multiply
    251,533.54x = 347,141.75 × 144,117.82
  4. Step 4: Simplify right side
    251,533.54x = 50,029,312,240.99
  5. Step 5: Solve for x
    x = 50,029,312,240.99/251,533.54
  6. Step 6: Final answer
    x = 198,897.18

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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.