Home / 81,344.02-112,259.73-45,536.26

Finding the Fourth Proportional to 81,344.02, 112,259.73 and 45,536.26

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Solution

The fourth proportional to 81,344.02, 112,259.73 and 45,536.26 is: 62,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,344.02 : 112,259.73 = 45,536.26 : x
  2. Step 2: Convert to fraction form
    81,344.02/112,259.73 = 45,536.26/x
  3. Step 3: Cross multiply
    81,344.02x = 112,259.73 × 45,536.26
  4. Step 4: Simplify right side
    81,344.02x = 5,111,888,252.81
  5. Step 5: Solve for x
    x = 5,111,888,252.81/81,344.02
  6. Step 6: Final answer
    x = 62,842.83

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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.