Home / 145,867.29-218,713.44-57,014.95

Finding the Fourth Proportional to 145,867.29, 218,713.44 and 57,014.95

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Solution

The fourth proportional to 145,867.29, 218,713.44 and 57,014.95 is: 85,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,867.29 : 218,713.44 = 57,014.95 : x
  2. Step 2: Convert to fraction form
    145,867.29/218,713.44 = 57,014.95/x
  3. Step 3: Cross multiply
    145,867.29x = 218,713.44 × 57,014.95
  4. Step 4: Simplify right side
    145,867.29x = 12,469,934,752.36
  5. Step 5: Solve for x
    x = 12,469,934,752.36/145,867.29
  6. Step 6: Final answer
    x = 85,488.22

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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.