Home / 90,733.23-136,127.52-46,391.10

Finding the Fourth Proportional to 90,733.23, 136,127.52 and 46,391.10

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Solution

The fourth proportional to 90,733.23, 136,127.52 and 46,391.10 is: 69,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,733.23 : 136,127.52 = 46,391.10 : x
  2. Step 2: Convert to fraction form
    90,733.23/136,127.52 = 46,391.10/x
  3. Step 3: Cross multiply
    90,733.23x = 136,127.52 × 46,391.10
  4. Step 4: Simplify right side
    90,733.23x = 6,315,105,393.07
  5. Step 5: Solve for x
    x = 6,315,105,393.07/90,733.23
  6. Step 6: Final answer
    x = 69,600.80

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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.