Home / 160,878.04-241,320.30-76,647.88

Finding the Fourth Proportional to 160,878.04, 241,320.30 and 76,647.88

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Solution

The fourth proportional to 160,878.04, 241,320.30 and 76,647.88 is: 114,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,878.04 : 241,320.30 = 76,647.88 : x
  2. Step 2: Convert to fraction form
    160,878.04/241,320.30 = 76,647.88/x
  3. Step 3: Cross multiply
    160,878.04x = 241,320.30 × 76,647.88
  4. Step 4: Simplify right side
    160,878.04x = 18,496,689,395.96
  5. Step 5: Solve for x
    x = 18,496,689,395.96/160,878.04
  6. Step 6: Final answer
    x = 114,973.36

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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.