Home / 90,893.71-136,277.29-40,265.25

Finding the Fourth Proportional to 90,893.71, 136,277.29 and 40,265.25

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Solution

The fourth proportional to 90,893.71, 136,277.29 and 40,265.25 is: 60,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,893.71 : 136,277.29 = 40,265.25 : x
  2. Step 2: Convert to fraction form
    90,893.71/136,277.29 = 40,265.25/x
  3. Step 3: Cross multiply
    90,893.71x = 136,277.29 × 40,265.25
  4. Step 4: Simplify right side
    90,893.71x = 5,487,239,151.17
  5. Step 5: Solve for x
    x = 5,487,239,151.17/90,893.71
  6. Step 6: Final answer
    x = 60,369.84

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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.