Home / 98,776.17-148,033.04-56,676.42

Finding the Fourth Proportional to 98,776.17, 148,033.04 and 56,676.42

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Solution

The fourth proportional to 98,776.17, 148,033.04 and 56,676.42 is: 84,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,776.17 : 148,033.04 = 56,676.42 : x
  2. Step 2: Convert to fraction form
    98,776.17/148,033.04 = 56,676.42/x
  3. Step 3: Cross multiply
    98,776.17x = 148,033.04 × 56,676.42
  4. Step 4: Simplify right side
    98,776.17x = 8,389,982,465.53
  5. Step 5: Solve for x
    x = 8,389,982,465.53/98,776.17
  6. Step 6: Final answer
    x = 84,939.34

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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.