Home / 185,252.04-255,646.14-100,368.90

Finding the Fourth Proportional to 185,252.04, 255,646.14 and 100,368.90

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Solution

The fourth proportional to 185,252.04, 255,646.14 and 100,368.90 is: 138,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,252.04 : 255,646.14 = 100,368.90 : x
  2. Step 2: Convert to fraction form
    185,252.04/255,646.14 = 100,368.90/x
  3. Step 3: Cross multiply
    185,252.04x = 255,646.14 × 100,368.90
  4. Step 4: Simplify right side
    185,252.04x = 25,658,921,861.05
  5. Step 5: Solve for x
    x = 25,658,921,861.05/185,252.04
  6. Step 6: Final answer
    x = 138,508.17

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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.