Home / 90,373.77-124,715.80-50,093.59

Finding the Fourth Proportional to 90,373.77, 124,715.80 and 50,093.59

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Solution

The fourth proportional to 90,373.77, 124,715.80 and 50,093.59 is: 69,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,373.77 : 124,715.80 = 50,093.59 : x
  2. Step 2: Convert to fraction form
    90,373.77/124,715.80 = 50,093.59/x
  3. Step 3: Cross multiply
    90,373.77x = 124,715.80 × 50,093.59
  4. Step 4: Simplify right side
    90,373.77x = 6,247,462,151.72
  5. Step 5: Solve for x
    x = 6,247,462,151.72/90,373.77
  6. Step 6: Final answer
    x = 69,129.15

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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.