Home / 75,555.31-104,259.90-43,726.18

Finding the Fourth Proportional to 75,555.31, 104,259.90 and 43,726.18

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Solution

The fourth proportional to 75,555.31, 104,259.90 and 43,726.18 is: 60,338.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,555.31 : 104,259.90 = 43,726.18 : x
  2. Step 2: Convert to fraction form
    75,555.31/104,259.90 = 43,726.18/x
  3. Step 3: Cross multiply
    75,555.31x = 104,259.90 × 43,726.18
  4. Step 4: Simplify right side
    75,555.31x = 4,558,887,154.18
  5. Step 5: Solve for x
    x = 4,558,887,154.18/75,555.31
  6. Step 6: Final answer
    x = 60,338.41

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1.5x scale

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.