Home / 119,382.04-164,622.13-89,118.82

Finding the Fourth Proportional to 119,382.04, 164,622.13 and 89,118.82

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Solution

The fourth proportional to 119,382.04, 164,622.13 and 89,118.82 is: 122,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,382.04 : 164,622.13 = 89,118.82 : x
  2. Step 2: Convert to fraction form
    119,382.04/164,622.13 = 89,118.82/x
  3. Step 3: Cross multiply
    119,382.04x = 164,622.13 × 89,118.82
  4. Step 4: Simplify right side
    119,382.04x = 14,670,929,971.49
  5. Step 5: Solve for x
    x = 14,670,929,971.49/119,382.04
  6. Step 6: Final answer
    x = 122,890.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.