Home / 97,219.10-134,162.37-52,507.10

Finding the Fourth Proportional to 97,219.10, 134,162.37 and 52,507.10

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Solution

The fourth proportional to 97,219.10, 134,162.37 and 52,507.10 is: 72,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,219.10 : 134,162.37 = 52,507.10 : x
  2. Step 2: Convert to fraction form
    97,219.10/134,162.37 = 52,507.10/x
  3. Step 3: Cross multiply
    97,219.10x = 134,162.37 × 52,507.10
  4. Step 4: Simplify right side
    97,219.10x = 7,044,476,977.83
  5. Step 5: Solve for x
    x = 7,044,476,977.83/97,219.10
  6. Step 6: Final answer
    x = 72,459.80

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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.