Home / 83,075.48-114,628.82-47,263.40

Finding the Fourth Proportional to 83,075.48, 114,628.82 and 47,263.40

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Solution

The fourth proportional to 83,075.48, 114,628.82 and 47,263.40 is: 65,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,075.48 : 114,628.82 = 47,263.40 : x
  2. Step 2: Convert to fraction form
    83,075.48/114,628.82 = 47,263.40/x
  3. Step 3: Cross multiply
    83,075.48x = 114,628.82 × 47,263.40
  4. Step 4: Simplify right side
    83,075.48x = 5,417,747,771.19
  5. Step 5: Solve for x
    x = 5,417,747,771.19/83,075.48
  6. Step 6: Final answer
    x = 65,214.76

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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.