Home / 84,637.96-126,958.02-37,881.16

Finding the Fourth Proportional to 84,637.96, 126,958.02 and 37,881.16

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Solution

The fourth proportional to 84,637.96, 126,958.02 and 37,881.16 is: 56,822.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,637.96 : 126,958.02 = 37,881.16 : x
  2. Step 2: Convert to fraction form
    84,637.96/126,958.02 = 37,881.16/x
  3. Step 3: Cross multiply
    84,637.96x = 126,958.02 × 37,881.16
  4. Step 4: Simplify right side
    84,637.96x = 4,809,317,068.90
  5. Step 5: Solve for x
    x = 4,809,317,068.90/84,637.96
  6. Step 6: Final answer
    x = 56,822.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.