Home / 80,475.12-111,061.26-46,495.08

Finding the Fourth Proportional to 80,475.12, 111,061.26 and 46,495.08

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Solution

The fourth proportional to 80,475.12, 111,061.26 and 46,495.08 is: 64,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,475.12 : 111,061.26 = 46,495.08 : x
  2. Step 2: Convert to fraction form
    80,475.12/111,061.26 = 46,495.08/x
  3. Step 3: Cross multiply
    80,475.12x = 111,061.26 × 46,495.08
  4. Step 4: Simplify right side
    80,475.12x = 5,163,802,168.60
  5. Step 5: Solve for x
    x = 5,163,802,168.60/80,475.12
  6. Step 6: Final answer
    x = 64,166.44

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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.