Home / 97,071.21-133,961.82-54,052.92

Finding the Fourth Proportional to 97,071.21, 133,961.82 and 54,052.92

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Solution

The fourth proportional to 97,071.21, 133,961.82 and 54,052.92 is: 74,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,071.21 : 133,961.82 = 54,052.92 : x
  2. Step 2: Convert to fraction form
    97,071.21/133,961.82 = 54,052.92/x
  3. Step 3: Cross multiply
    97,071.21x = 133,961.82 × 54,052.92
  4. Step 4: Simplify right side
    97,071.21x = 7,241,027,539.51
  5. Step 5: Solve for x
    x = 7,241,027,539.51/97,071.21
  6. Step 6: Final answer
    x = 74,595.01

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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.