Home / 134,191.89-201,312.45-55,263.06

Finding the Fourth Proportional to 134,191.89, 201,312.45 and 55,263.06

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Solution

The fourth proportional to 134,191.89, 201,312.45 and 55,263.06 is: 82,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,191.89 : 201,312.45 = 55,263.06 : x
  2. Step 2: Convert to fraction form
    134,191.89/201,312.45 = 55,263.06/x
  3. Step 3: Cross multiply
    134,191.89x = 201,312.45 × 55,263.06
  4. Step 4: Simplify right side
    134,191.89x = 11,125,142,003.10
  5. Step 5: Solve for x
    x = 11,125,142,003.10/134,191.89
  6. Step 6: Final answer
    x = 82,904.73

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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.