Home / 97,409.58-134,429.13-61,586.52

Finding the Fourth Proportional to 97,409.58, 134,429.13 and 61,586.52

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Solution

The fourth proportional to 97,409.58, 134,429.13 and 61,586.52 is: 84,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,409.58 : 134,429.13 = 61,586.52 : x
  2. Step 2: Convert to fraction form
    97,409.58/134,429.13 = 61,586.52/x
  3. Step 3: Cross multiply
    97,409.58x = 134,429.13 × 61,586.52
  4. Step 4: Simplify right side
    97,409.58x = 8,279,022,303.33
  5. Step 5: Solve for x
    x = 8,279,022,303.33/97,409.58
  6. Step 6: Final answer
    x = 84,991.87

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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.