Home / 465,110.52-697,540.87-128,070.93

Finding the Fourth Proportional to 465,110.52, 697,540.87 and 128,070.93

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Solution

The fourth proportional to 465,110.52, 697,540.87 and 128,070.93 is: 192,072.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,110.52 : 697,540.87 = 128,070.93 : x
  2. Step 2: Convert to fraction form
    465,110.52/697,540.87 = 128,070.93/x
  3. Step 3: Cross multiply
    465,110.52x = 697,540.87 × 128,070.93
  4. Step 4: Simplify right side
    465,110.52x = 89,334,707,933.91
  5. Step 5: Solve for x
    x = 89,334,707,933.91/465,110.52
  6. Step 6: Final answer
    x = 192,072.00

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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.