Home / 110,946.57-153,068.90-63,166.11

Finding the Fourth Proportional to 110,946.57, 153,068.90 and 63,166.11

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Solution

The fourth proportional to 110,946.57, 153,068.90 and 63,166.11 is: 87,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,946.57 : 153,068.90 = 63,166.11 : x
  2. Step 2: Convert to fraction form
    110,946.57/153,068.90 = 63,166.11/x
  3. Step 3: Cross multiply
    110,946.57x = 153,068.90 × 63,166.11
  4. Step 4: Simplify right side
    110,946.57x = 9,668,766,659.15
  5. Step 5: Solve for x
    x = 9,668,766,659.15/110,946.57
  6. Step 6: Final answer
    x = 87,147.95

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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.