Home / 82,588.04-113,969.58-48,130.57

Finding the Fourth Proportional to 82,588.04, 113,969.58 and 48,130.57

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Solution

The fourth proportional to 82,588.04, 113,969.58 and 48,130.57 is: 66,419.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,588.04 : 113,969.58 = 48,130.57 : x
  2. Step 2: Convert to fraction form
    82,588.04/113,969.58 = 48,130.57/x
  3. Step 3: Cross multiply
    82,588.04x = 113,969.58 × 48,130.57
  4. Step 4: Simplify right side
    82,588.04x = 5,485,420,848.06
  5. Step 5: Solve for x
    x = 5,485,420,848.06/82,588.04
  6. Step 6: Final answer
    x = 66,419.07

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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.