Home / 83,075.90-114,643.26-47,265.14

Finding the Fourth Proportional to 83,075.90, 114,643.26 and 47,265.14

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Solution

The fourth proportional to 83,075.90, 114,643.26 and 47,265.14 is: 65,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,075.90 : 114,643.26 = 47,265.14 : x
  2. Step 2: Convert to fraction form
    83,075.90/114,643.26 = 47,265.14/x
  3. Step 3: Cross multiply
    83,075.90x = 114,643.26 × 47,265.14
  4. Step 4: Simplify right side
    83,075.90x = 5,418,629,733.96
  5. Step 5: Solve for x
    x = 5,418,629,733.96/83,075.90
  6. Step 6: Final answer
    x = 65,225.05

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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.