Home / 90,373.60-124,715.58-50,089.96

Finding the Fourth Proportional to 90,373.60, 124,715.58 and 50,089.96

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Solution

The fourth proportional to 90,373.60, 124,715.58 and 50,089.96 is: 69,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,373.60 : 124,715.58 = 50,089.96 : x
  2. Step 2: Convert to fraction form
    90,373.60/124,715.58 = 50,089.96/x
  3. Step 3: Cross multiply
    90,373.60x = 124,715.58 × 50,089.96
  4. Step 4: Simplify right side
    90,373.60x = 6,246,998,413.58
  5. Step 5: Solve for x
    x = 6,246,998,413.58/90,373.60
  6. Step 6: Final answer
    x = 69,124.15

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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.