Home / 109,370.91-164,070.04-42,802.44

Finding the Fourth Proportional to 109,370.91, 164,070.04 and 42,802.44

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Solution

The fourth proportional to 109,370.91, 164,070.04 and 42,802.44 is: 64,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,370.91 : 164,070.04 = 42,802.44 : x
  2. Step 2: Convert to fraction form
    109,370.91/164,070.04 = 42,802.44/x
  3. Step 3: Cross multiply
    109,370.91x = 164,070.04 × 42,802.44
  4. Step 4: Simplify right side
    109,370.91x = 7,022,598,042.90
  5. Step 5: Solve for x
    x = 7,022,598,042.90/109,370.91
  6. Step 6: Final answer
    x = 64,209.01

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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.