Home / 74,085.36-102,237-40,093.10

Finding the Fourth Proportional to 74,085.36, 102,237 and 40,093.10

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Solution

The fourth proportional to 74,085.36, 102,237 and 40,093.10 is: 55,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,085.36 : 102,237 = 40,093.10 : x
  2. Step 2: Convert to fraction form
    74,085.36/102,237 = 40,093.10/x
  3. Step 3: Cross multiply
    74,085.36x = 102,237 × 40,093.10
  4. Step 4: Simplify right side
    74,085.36x = 4,098,997,753.52
  5. Step 5: Solve for x
    x = 4,098,997,753.52/74,085.36
  6. Step 6: Final answer
    x = 55,328.04

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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.