Home / 52,814.68-78,671.69-50,009.80

Finding the Fourth Proportional to 52,814.68, 78,671.69 and 50,009.80

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Solution

The fourth proportional to 52,814.68, 78,671.69 and 50,009.80 is: 74,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,814.68 : 78,671.69 = 50,009.80 : x
  2. Step 2: Convert to fraction form
    52,814.68/78,671.69 = 50,009.80/x
  3. Step 3: Cross multiply
    52,814.68x = 78,671.69 × 50,009.80
  4. Step 4: Simplify right side
    52,814.68x = 3,934,355,482.56
  5. Step 5: Solve for x
    x = 3,934,355,482.56/52,814.68
  6. Step 6: Final answer
    x = 74,493.60

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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.