Home / 83,075.45-114,645.33-47,264.69

Finding the Fourth Proportional to 83,075.45, 114,645.33 and 47,264.69

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Solution

The fourth proportional to 83,075.45, 114,645.33 and 47,264.69 is: 65,225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,075.45 : 114,645.33 = 47,264.69 : x
  2. Step 2: Convert to fraction form
    83,075.45/114,645.33 = 47,264.69/x
  3. Step 3: Cross multiply
    83,075.45x = 114,645.33 × 47,264.69
  4. Step 4: Simplify right side
    83,075.45x = 5,418,675,982.40
  5. Step 5: Solve for x
    x = 5,418,675,982.40/83,075.45
  6. Step 6: Final answer
    x = 65,225.96

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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.