Home / 98,453.27-135,885.83-64,041.00

Finding the Fourth Proportional to 98,453.27, 135,885.83 and 64,041.00

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Solution

The fourth proportional to 98,453.27, 135,885.83 and 64,041.00 is: 88,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,453.27 : 135,885.83 = 64,041.00 : x
  2. Step 2: Convert to fraction form
    98,453.27/135,885.83 = 64,041.00/x
  3. Step 3: Cross multiply
    98,453.27x = 135,885.83 × 64,041.00
  4. Step 4: Simplify right side
    98,453.27x = 8,702,264,076.00
  5. Step 5: Solve for x
    x = 8,702,264,076.00/98,453.27
  6. Step 6: Final answer
    x = 88,389.79

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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.