Home / 82,165.76-113,389.40-48,175.14

Finding the Fourth Proportional to 82,165.76, 113,389.40 and 48,175.14

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Solution

The fourth proportional to 82,165.76, 113,389.40 and 48,175.14 is: 66,482.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,165.76 : 113,389.40 = 48,175.14 : x
  2. Step 2: Convert to fraction form
    82,165.76/113,389.40 = 48,175.14/x
  3. Step 3: Cross multiply
    82,165.76x = 113,389.40 × 48,175.14
  4. Step 4: Simplify right side
    82,165.76x = 5,462,550,219.52
  5. Step 5: Solve for x
    x = 5,462,550,219.52/82,165.76
  6. Step 6: Final answer
    x = 66,482.08

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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.