Home / 90,600.67-125,030.62-50,318.21

Finding the Fourth Proportional to 90,600.67, 125,030.62 and 50,318.21

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Solution

The fourth proportional to 90,600.67, 125,030.62 and 50,318.21 is: 69,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,600.67 : 125,030.62 = 50,318.21 : x
  2. Step 2: Convert to fraction form
    90,600.67/125,030.62 = 50,318.21/x
  3. Step 3: Cross multiply
    90,600.67x = 125,030.62 × 50,318.21
  4. Step 4: Simplify right side
    90,600.67x = 6,291,316,681.01
  5. Step 5: Solve for x
    x = 6,291,316,681.01/90,600.67
  6. Step 6: Final answer
    x = 69,440.07

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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.