Home / 272,943.32-376,662.54-158,244.20

Finding the Fourth Proportional to 272,943.32, 376,662.54 and 158,244.20

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Solution

The fourth proportional to 272,943.32, 376,662.54 and 158,244.20 is: 218,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,943.32 : 376,662.54 = 158,244.20 : x
  2. Step 2: Convert to fraction form
    272,943.32/376,662.54 = 158,244.20/x
  3. Step 3: Cross multiply
    272,943.32x = 376,662.54 × 158,244.20
  4. Step 4: Simplify right side
    272,943.32x = 59,604,662,312.27
  5. Step 5: Solve for x
    x = 59,604,662,312.27/272,943.32
  6. Step 6: Final answer
    x = 218,377.44

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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.