Home / 82,595.28-113,999.56-54,303.60

Finding the Fourth Proportional to 82,595.28, 113,999.56 and 54,303.60

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Solution

The fourth proportional to 82,595.28, 113,999.56 and 54,303.60 is: 74,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,595.28 : 113,999.56 = 54,303.60 : x
  2. Step 2: Convert to fraction form
    82,595.28/113,999.56 = 54,303.60/x
  3. Step 3: Cross multiply
    82,595.28x = 113,999.56 × 54,303.60
  4. Step 4: Simplify right side
    82,595.28x = 6,190,586,506.42
  5. Step 5: Solve for x
    x = 6,190,586,506.42/82,595.28
  6. Step 6: Final answer
    x = 74,950.85

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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.