Home / 80,512.23-111,111.92-46,526.96

Finding the Fourth Proportional to 80,512.23, 111,111.92 and 46,526.96

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Solution

The fourth proportional to 80,512.23, 111,111.92 and 46,526.96 is: 64,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,512.23 : 111,111.92 = 46,526.96 : x
  2. Step 2: Convert to fraction form
    80,512.23/111,111.92 = 46,526.96/x
  3. Step 3: Cross multiply
    80,512.23x = 111,111.92 × 46,526.96
  4. Step 4: Simplify right side
    80,512.23x = 5,169,699,069.17
  5. Step 5: Solve for x
    x = 5,169,699,069.17/80,512.23
  6. Step 6: Final answer
    x = 64,210.11

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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.