Home / 89,844.40-134,782.80-37,259.20

Finding the Fourth Proportional to 89,844.40, 134,782.80 and 37,259.20

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Solution

The fourth proportional to 89,844.40, 134,782.80 and 37,259.20 is: 55,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,844.40 : 134,782.80 = 37,259.20 : x
  2. Step 2: Convert to fraction form
    89,844.40/134,782.80 = 37,259.20/x
  3. Step 3: Cross multiply
    89,844.40x = 134,782.80 × 37,259.20
  4. Step 4: Simplify right side
    89,844.40x = 5,021,899,301.76
  5. Step 5: Solve for x
    x = 5,021,899,301.76/89,844.40
  6. Step 6: Final answer
    x = 55,895.52

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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.