Home / 71,865.72-99,175.77-41,653.17

Finding the Fourth Proportional to 71,865.72, 99,175.77 and 41,653.17

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Solution

The fourth proportional to 71,865.72, 99,175.77 and 41,653.17 is: 57,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,865.72 : 99,175.77 = 41,653.17 : x
  2. Step 2: Convert to fraction form
    71,865.72/99,175.77 = 41,653.17/x
  3. Step 3: Cross multiply
    71,865.72x = 99,175.77 × 41,653.17
  4. Step 4: Simplify right side
    71,865.72x = 4,130,985,207.69
  5. Step 5: Solve for x
    x = 4,130,985,207.69/71,865.72
  6. Step 6: Final answer
    x = 57,482.00

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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.