Home / 91,097.02-125,714.05-50,813.39

Finding the Fourth Proportional to 91,097.02, 125,714.05 and 50,813.39

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Solution

The fourth proportional to 91,097.02, 125,714.05 and 50,813.39 is: 70,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,097.02 : 125,714.05 = 50,813.39 : x
  2. Step 2: Convert to fraction form
    91,097.02/125,714.05 = 50,813.39/x
  3. Step 3: Cross multiply
    91,097.02x = 125,714.05 × 50,813.39
  4. Step 4: Simplify right side
    91,097.02x = 6,387,956,422.56
  5. Step 5: Solve for x
    x = 6,387,956,422.56/91,097.02
  6. Step 6: Final answer
    x = 70,122.57

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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.