Home / 72,847.14-109,271.07-22,931.16

Finding the Fourth Proportional to 72,847.14, 109,271.07 and 22,931.16

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Solution

The fourth proportional to 72,847.14, 109,271.07 and 22,931.16 is: 34,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,847.14 : 109,271.07 = 22,931.16 : x
  2. Step 2: Convert to fraction form
    72,847.14/109,271.07 = 22,931.16/x
  3. Step 3: Cross multiply
    72,847.14x = 109,271.07 × 22,931.16
  4. Step 4: Simplify right side
    72,847.14x = 2,505,712,389.54
  5. Step 5: Solve for x
    x = 2,505,712,389.54/72,847.14
  6. Step 6: Final answer
    x = 34,396.85

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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.