Home / 57,184.40-78,887.92-37,048.08

Finding the Fourth Proportional to 57,184.40, 78,887.92 and 37,048.08

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Solution

The fourth proportional to 57,184.40, 78,887.92 and 37,048.08 is: 51,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,184.40 : 78,887.92 = 37,048.08 : x
  2. Step 2: Convert to fraction form
    57,184.40/78,887.92 = 37,048.08/x
  3. Step 3: Cross multiply
    57,184.40x = 78,887.92 × 37,048.08
  4. Step 4: Simplify right side
    57,184.40x = 2,922,645,971.19
  5. Step 5: Solve for x
    x = 2,922,645,971.19/57,184.40
  6. Step 6: Final answer
    x = 51,109.15

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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.