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Finding the Fourth Proportional to 180,337.68, 248,787.76 and 108,676.98

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Solution

The fourth proportional to 180,337.68, 248,787.76 and 108,676.98 is: 149,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,337.68 : 248,787.76 = 108,676.98 : x
  2. Step 2: Convert to fraction form
    180,337.68/248,787.76 = 108,676.98/x
  3. Step 3: Cross multiply
    180,337.68x = 248,787.76 × 108,676.98
  4. Step 4: Simplify right side
    180,337.68x = 27,037,502,417.76
  5. Step 5: Solve for x
    x = 27,037,502,417.76/180,337.68
  6. Step 6: Final answer
    x = 149,927.08

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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.