Home / 272,876.94-376,543.35-152,013.60

Finding the Fourth Proportional to 272,876.94, 376,543.35 and 152,013.60

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Solution

The fourth proportional to 272,876.94, 376,543.35 and 152,013.60 is: 209,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,876.94 : 376,543.35 = 152,013.60 : x
  2. Step 2: Convert to fraction form
    272,876.94/376,543.35 = 152,013.60/x
  3. Step 3: Cross multiply
    272,876.94x = 376,543.35 × 152,013.60
  4. Step 4: Simplify right side
    272,876.94x = 57,239,710,189.56
  5. Step 5: Solve for x
    x = 57,239,710,189.56/272,876.94
  6. Step 6: Final answer
    x = 209,763.82

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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.