Home / 98,065.36-147,176.87-50,694.40

Finding the Fourth Proportional to 98,065.36, 147,176.87 and 50,694.40

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Solution

The fourth proportional to 98,065.36, 147,176.87 and 50,694.40 is: 76,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,065.36 : 147,176.87 = 50,694.40 : x
  2. Step 2: Convert to fraction form
    98,065.36/147,176.87 = 50,694.40/x
  3. Step 3: Cross multiply
    98,065.36x = 147,176.87 × 50,694.40
  4. Step 4: Simplify right side
    98,065.36x = 7,461,043,118.53
  5. Step 5: Solve for x
    x = 7,461,043,118.53/98,065.36
  6. Step 6: Final answer
    x = 76,082.35

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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.