Home / 81,363.38-112,271.86-46,907.73

Finding the Fourth Proportional to 81,363.38, 112,271.86 and 46,907.73

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Solution

The fourth proportional to 81,363.38, 112,271.86 and 46,907.73 is: 64,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,363.38 : 112,271.86 = 46,907.73 : x
  2. Step 2: Convert to fraction form
    81,363.38/112,271.86 = 46,907.73/x
  3. Step 3: Cross multiply
    81,363.38x = 112,271.86 × 46,907.73
  4. Step 4: Simplify right side
    81,363.38x = 5,266,417,534.12
  5. Step 5: Solve for x
    x = 5,266,417,534.12/81,363.38
  6. Step 6: Final answer
    x = 64,727.12

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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.