Home / 48,097.58-66,345.20-31,074.20

Finding the Fourth Proportional to 48,097.58, 66,345.20 and 31,074.20

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Solution

The fourth proportional to 48,097.58, 66,345.20 and 31,074.20 is: 42,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,097.58 : 66,345.20 = 31,074.20 : x
  2. Step 2: Convert to fraction form
    48,097.58/66,345.20 = 31,074.20/x
  3. Step 3: Cross multiply
    48,097.58x = 66,345.20 × 31,074.20
  4. Step 4: Simplify right side
    48,097.58x = 2,061,624,013.84
  5. Step 5: Solve for x
    x = 2,061,624,013.84/48,097.58
  6. Step 6: Final answer
    x = 42,863.36

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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.