Home / 97,350.12-134,343.36-52,638.12

Finding the Fourth Proportional to 97,350.12, 134,343.36 and 52,638.12

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Solution

The fourth proportional to 97,350.12, 134,343.36 and 52,638.12 is: 72,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,350.12 : 134,343.36 = 52,638.12 : x
  2. Step 2: Convert to fraction form
    97,350.12/134,343.36 = 52,638.12/x
  3. Step 3: Cross multiply
    97,350.12x = 134,343.36 × 52,638.12
  4. Step 4: Simplify right side
    97,350.12x = 7,071,581,904.88
  5. Step 5: Solve for x
    x = 7,071,581,904.88/97,350.12
  6. Step 6: Final answer
    x = 72,640.71

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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.