Home / 90,673.57-125,093.70-52,426.11

Finding the Fourth Proportional to 90,673.57, 125,093.70 and 52,426.11

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Solution

The fourth proportional to 90,673.57, 125,093.70 and 52,426.11 is: 72,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,673.57 : 125,093.70 = 52,426.11 : x
  2. Step 2: Convert to fraction form
    90,673.57/125,093.70 = 52,426.11/x
  3. Step 3: Cross multiply
    90,673.57x = 125,093.70 × 52,426.11
  4. Step 4: Simplify right side
    90,673.57x = 6,558,175,814.38
  5. Step 5: Solve for x
    x = 6,558,175,814.38/90,673.57
  6. Step 6: Final answer
    x = 72,327.31

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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.