Home / 71,281.51-98,373.05-41,066.28

Finding the Fourth Proportional to 71,281.51, 98,373.05 and 41,066.28

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Solution

The fourth proportional to 71,281.51, 98,373.05 and 41,066.28 is: 56,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,281.51 : 98,373.05 = 41,066.28 : x
  2. Step 2: Convert to fraction form
    71,281.51/98,373.05 = 41,066.28/x
  3. Step 3: Cross multiply
    71,281.51x = 98,373.05 × 41,066.28
  4. Step 4: Simplify right side
    71,281.51x = 4,039,815,215.75
  5. Step 5: Solve for x
    x = 4,039,815,215.75/71,281.51
  6. Step 6: Final answer
    x = 56,674.10

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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.