Home / 66,913.13-92,341.30-36,698.19

Finding the Fourth Proportional to 66,913.13, 92,341.30 and 36,698.19

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Solution

The fourth proportional to 66,913.13, 92,341.30 and 36,698.19 is: 50,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,913.13 : 92,341.30 = 36,698.19 : x
  2. Step 2: Convert to fraction form
    66,913.13/92,341.30 = 36,698.19/x
  3. Step 3: Cross multiply
    66,913.13x = 92,341.30 × 36,698.19
  4. Step 4: Simplify right side
    66,913.13x = 3,388,758,572.25
  5. Step 5: Solve for x
    x = 3,388,758,572.25/66,913.13
  6. Step 6: Final answer
    x = 50,644.15

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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.