Home / 72,352.24-99,834.48-40,522.48

Finding the Fourth Proportional to 72,352.24, 99,834.48 and 40,522.48

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Solution

The fourth proportional to 72,352.24, 99,834.48 and 40,522.48 is: 55,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,352.24 : 99,834.48 = 40,522.48 : x
  2. Step 2: Convert to fraction form
    72,352.24/99,834.48 = 40,522.48/x
  3. Step 3: Cross multiply
    72,352.24x = 99,834.48 × 40,522.48
  4. Step 4: Simplify right side
    72,352.24x = 4,045,540,719.11
  5. Step 5: Solve for x
    x = 4,045,540,719.11/72,352.24
  6. Step 6: Final answer
    x = 55,914.52

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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.