Home / 76,545.24-114,870.82-29,798.36

Finding the Fourth Proportional to 76,545.24, 114,870.82 and 29,798.36

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Solution

The fourth proportional to 76,545.24, 114,870.82 and 29,798.36 is: 44,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,545.24 : 114,870.82 = 29,798.36 : x
  2. Step 2: Convert to fraction form
    76,545.24/114,870.82 = 29,798.36/x
  3. Step 3: Cross multiply
    76,545.24x = 114,870.82 × 29,798.36
  4. Step 4: Simplify right side
    76,545.24x = 3,422,962,047.86
  5. Step 5: Solve for x
    x = 3,422,962,047.86/76,545.24
  6. Step 6: Final answer
    x = 44,718.16

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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.