Home / 82,339.11-113,628-44,613.36

Finding the Fourth Proportional to 82,339.11, 113,628 and 44,613.36

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Solution

The fourth proportional to 82,339.11, 113,628 and 44,613.36 is: 61,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,339.11 : 113,628 = 44,613.36 : x
  2. Step 2: Convert to fraction form
    82,339.11/113,628 = 44,613.36/x
  3. Step 3: Cross multiply
    82,339.11x = 113,628 × 44,613.36
  4. Step 4: Simplify right side
    82,339.11x = 5,069,326,870.08
  5. Step 5: Solve for x
    x = 5,069,326,870.08/82,339.11
  6. Step 6: Final answer
    x = 61,566.45

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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.