Home / 97,846.05-135,025.26-57,562.40

Finding the Fourth Proportional to 97,846.05, 135,025.26 and 57,562.40

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Solution

The fourth proportional to 97,846.05, 135,025.26 and 57,562.40 is: 79,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,846.05 : 135,025.26 = 57,562.40 : x
  2. Step 2: Convert to fraction form
    97,846.05/135,025.26 = 57,562.40/x
  3. Step 3: Cross multiply
    97,846.05x = 135,025.26 × 57,562.40
  4. Step 4: Simplify right side
    97,846.05x = 7,772,378,309.82
  5. Step 5: Solve for x
    x = 7,772,378,309.82/97,846.05
  6. Step 6: Final answer
    x = 79,434.77

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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.