Home / 132,444.82-182,774.07-72,015.41

Finding the Fourth Proportional to 132,444.82, 182,774.07 and 72,015.41

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Solution

The fourth proportional to 132,444.82, 182,774.07 and 72,015.41 is: 99,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,444.82 : 182,774.07 = 72,015.41 : x
  2. Step 2: Convert to fraction form
    132,444.82/182,774.07 = 72,015.41/x
  3. Step 3: Cross multiply
    132,444.82x = 182,774.07 × 72,015.41
  4. Step 4: Simplify right side
    132,444.82x = 13,162,550,045.35
  5. Step 5: Solve for x
    x = 13,162,550,045.35/132,444.82
  6. Step 6: Final answer
    x = 99,381.39

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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.