Home / 75,012.06-103,561.56-46,756.02

Finding the Fourth Proportional to 75,012.06, 103,561.56 and 46,756.02

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Solution

The fourth proportional to 75,012.06, 103,561.56 and 46,756.02 is: 64,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,012.06 : 103,561.56 = 46,756.02 : x
  2. Step 2: Convert to fraction form
    75,012.06/103,561.56 = 46,756.02/x
  3. Step 3: Cross multiply
    75,012.06x = 103,561.56 × 46,756.02
  4. Step 4: Simplify right side
    75,012.06x = 4,842,126,370.59
  5. Step 5: Solve for x
    x = 4,842,126,370.59/75,012.06
  6. Step 6: Final answer
    x = 64,551.31

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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.