Home / 152,976.12-229,325.94-54,457.08

Finding the Fourth Proportional to 152,976.12, 229,325.94 and 54,457.08

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Solution

The fourth proportional to 152,976.12, 229,325.94 and 54,457.08 is: 81,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,976.12 : 229,325.94 = 54,457.08 : x
  2. Step 2: Convert to fraction form
    152,976.12/229,325.94 = 54,457.08/x
  3. Step 3: Cross multiply
    152,976.12x = 229,325.94 × 54,457.08
  4. Step 4: Simplify right side
    152,976.12x = 12,488,421,060.66
  5. Step 5: Solve for x
    x = 12,488,421,060.66/152,976.12
  6. Step 6: Final answer
    x = 81,636.41

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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.