Home / 133,071.60-199,607.40-39,577.35

Finding the Fourth Proportional to 133,071.60, 199,607.40 and 39,577.35

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Solution

The fourth proportional to 133,071.60, 199,607.40 and 39,577.35 is: 59,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,071.60 : 199,607.40 = 39,577.35 : x
  2. Step 2: Convert to fraction form
    133,071.60/199,607.40 = 39,577.35/x
  3. Step 3: Cross multiply
    133,071.60x = 199,607.40 × 39,577.35
  4. Step 4: Simplify right side
    133,071.60x = 7,899,931,932.39
  5. Step 5: Solve for x
    x = 7,899,931,932.39/133,071.60
  6. Step 6: Final answer
    x = 59,366.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.