Home / 92,881.38-139,303.44-45,476.04

Finding the Fourth Proportional to 92,881.38, 139,303.44 and 45,476.04

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Solution

The fourth proportional to 92,881.38, 139,303.44 and 45,476.04 is: 68,204.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,881.38 : 139,303.44 = 45,476.04 : x
  2. Step 2: Convert to fraction form
    92,881.38/139,303.44 = 45,476.04/x
  3. Step 3: Cross multiply
    92,881.38x = 139,303.44 × 45,476.04
  4. Step 4: Simplify right side
    92,881.38x = 6,334,968,809.58
  5. Step 5: Solve for x
    x = 6,334,968,809.58/92,881.38
  6. Step 6: Final answer
    x = 68,204.94

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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.