Home / 52,143.75-77,544.81-50,483.05

Finding the Fourth Proportional to 52,143.75, 77,544.81 and 50,483.05

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Solution

The fourth proportional to 52,143.75, 77,544.81 and 50,483.05 is: 75,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,143.75 : 77,544.81 = 50,483.05 : x
  2. Step 2: Convert to fraction form
    52,143.75/77,544.81 = 50,483.05/x
  3. Step 3: Cross multiply
    52,143.75x = 77,544.81 × 50,483.05
  4. Step 4: Simplify right side
    52,143.75x = 3,914,698,326.61
  5. Step 5: Solve for x
    x = 3,914,698,326.61/52,143.75
  6. Step 6: Final answer
    x = 75,075.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.