Home / 66,947.04-100,356.48-24,815.76

Finding the Fourth Proportional to 66,947.04, 100,356.48 and 24,815.76

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Solution

The fourth proportional to 66,947.04, 100,356.48 and 24,815.76 is: 37,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,947.04 : 100,356.48 = 24,815.76 : x
  2. Step 2: Convert to fraction form
    66,947.04/100,356.48 = 24,815.76/x
  3. Step 3: Cross multiply
    66,947.04x = 100,356.48 × 24,815.76
  4. Step 4: Simplify right side
    66,947.04x = 2,490,422,322.12
  5. Step 5: Solve for x
    x = 2,490,422,322.12/66,947.04
  6. Step 6: Final answer
    x = 37,199.89

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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.