Home / 122,403.86-183,433.38-97,332.62

Finding the Fourth Proportional to 122,403.86, 183,433.38 and 97,332.62

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Solution

The fourth proportional to 122,403.86, 183,433.38 and 97,332.62 is: 145,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,403.86 : 183,433.38 = 97,332.62 : x
  2. Step 2: Convert to fraction form
    122,403.86/183,433.38 = 97,332.62/x
  3. Step 3: Cross multiply
    122,403.86x = 183,433.38 × 97,332.62
  4. Step 4: Simplify right side
    122,403.86x = 17,854,051,470.86
  5. Step 5: Solve for x
    x = 17,854,051,470.86/122,403.86
  6. Step 6: Final answer
    x = 145,861.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.