Home / 89,834.40-134,643.60-37,216.80

Finding the Fourth Proportional to 89,834.40, 134,643.60 and 37,216.80

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Solution

The fourth proportional to 89,834.40, 134,643.60 and 37,216.80 is: 55,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,834.40 : 134,643.60 = 37,216.80 : x
  2. Step 2: Convert to fraction form
    89,834.40/134,643.60 = 37,216.80/x
  3. Step 3: Cross multiply
    89,834.40x = 134,643.60 × 37,216.80
  4. Step 4: Simplify right side
    89,834.40x = 5,011,003,932.48
  5. Step 5: Solve for x
    x = 5,011,003,932.48/89,834.40
  6. Step 6: Final answer
    x = 55,780.46

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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.